Homework Answers
Add Answer to:
Atoms that gain or lose electrons are called ions. What is the charge on a nitrogen...
What is the name of the compound with the chemical formula V(CIO),? Spelling counts, but capitalization...
What is the name of the compound with the chemical formula V(CIO),? Spelling counts, but capitalization and spaces do not. V(CIO), name: What is the name of the compound with the chemical formula V (SO),? Spelling counts, but capitalization and spaces do not. V (SO2), name: Balance the equations by inserting coefficients as needed. equation 1: Sb + Cl2 SECI equation 2: Mg, N2 + HCI — MgCl, +NH,
CHEMWORK Complete the following table to predict whether the given atom will gain or lose electrons...
CHEMWORK Complete the following table to predict whether the given atom will gain or lose electrons in forming an ion. Enter the formula of the ion formed. (Express your answer as a chemical formula.) Atom Gain or lose electrons Ion formed Be lose Na lose Са gain gain Se gain Submit Try Another Version 2 item attempts remaining Submit Answer [References Complete the following table. Atom/Ion protons neutrons electrons zase Zn2+ 1902- 24 Mg 1 pt This question has multiple...
1.) An isotope has 9 protons and 10 neutrons. The isotope has a charge of -1. How...
1.) An isotope has 9 protons and 10 neutrons. The isotope has a charge of -1. How many electrons does this isotope have? 2.) An atom called X is bonded to another atom by a triple bond. What is the maximum number of additional atoms that can be bonded to X and still conform to the octet rule? 3.) One tablet of Tums antacid contains 500.0 mg of calcium carbonate. When calcium carbonate reacts with hydrochloric acid (from gastric juices), carbon dioxide gas,...
1) What is the term for a compound containing two nonmetals? A) binary acid B) ionic...
1) What is the term for a compound containing two nonmetals? A) binary acid B) ionic compound C) molecular compound D) ternary acid 2) The compound TiO2 is classified as which of the following? A) binary acid B) ionic compound C) molecular compound D) ternary acid 3) What is the name for S2-? A) sulfur ion B) sulfide ion C) sulfite ion D) sulfate ion 4) What is the chemical formula for the nitrite ion? A) NO3- B) NO32- C)...
39) What property of liquids explains the formation of leaves? A) surface tension B) adhesion C)...
39) What property of liquids explains the formation of leaves? A) surface tension B) adhesion C) viscosity D) vapor pressure E) None of the choices are correct. mation of spherical water droplets on green 3 9) - um at constant pressure and temperature has the volume 40) 40) A balloon containing helium at constant pres doubled by adding a more helium. Which ' adding a more helium. Which statement(s) isare) TRUE? A) The number of moles of helium doubled. B)...
CHM 1210 Final practice Name: Know electrolyte table, 5 solubility rules; 26 polyatomics (name/formula) Write 7...
CHM 1210 Final practice Name: Know electrolyte table, 5 solubility rules; 26 polyatomics (name/formula) Write 7 naturally occurring diatomic molecules (name; formula, phase , charge) Write rite out strong acids and weak acids by name; formula, phase ,charge Write out the molecular, complete, and net-ionic equations for the following reactions The mixing of Cobalt(IlI) chloride and silver nitrate The mixing of acetic acid and sodium hydroxide The mixing of hydrochloric acid and cakcium hydroxide The mixing of barium chloride and...
44. Which of the following molecules central stem requires p'd hybridization? 2. SF. SO 4. NH...
44. Which of the following molecules central stem requires p'd hybridization? 2. SF. SO 4. NH d. PC Use the following information to answer questions 45-48. A solution is prepared by mixing 23.5g of NaCl with 100.0 g of H.O. Given Density of H:0 - 0.997 g/mL Density of Solution - 0.9700 g/mL (Mixture of H:0 and NECT) 45. What volume of H:0 was used in this solution? a. 99.7 ml. b. 100 mL c. 103 mL d. 97.9 ml...
What results when a secondary alcohol is oxidized? a. a ketone d. an acid b. an...
What results when a secondary alcohol is oxidized? a. a ketone d. an acid b. an amine e. no reaction c. an aldehyde Which of the following combinations will react spontaneously? A. 12 + Cu2+ B. Pb2+ + Ag C. Zn2+ + Mg D. Sn2+ + Ni2+ The general formula for a cycloalkane can be represented by which of the following? a. C,H, C. CH b. C.H2n+2 d. C.H21-2 In a certain reaction AH =-136 kJ and E, = 96...
Exam Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the...
Exam Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) 1) One mole of any substance contains Avogadro's number of particles of that substance. What is the numerical value of Avogadro's number? A) 12.01 23 Avagrans t Male aton 6022 x1o atums B) 6.022 x 1023 C) 6.022 x 10-23 D) 1.661 x10-24 E) 1.00 x10-14 2) What is the mass of 4.00 moles of helium, the gas commonly used to fill...
CHEM 1033, Sample Exam II (Homework) Chapters 3,4,6 Name: 1. What volume of 0.132 M KOH...
CHEM 1033, Sample Exam II (Homework) Chapters 3,4,6 Name: 1. What volume of 0.132 M KOH solution would react completely with 25.8 ml. of 0.198 M HCl according to the following cquation? HCI+KOH --->KCI+H.O a) 86.4 ml. b) 25.7 ml. c) 38.7 ml d) 17.2 ml. 2. Which one of the following is a strong soluble base? a) Ni(OH): b) Mg(OH): c) RLOH d) ChOH) c) Fe(OH) 3. Which one of the following is a strong acid? a) HF b)...
What is the name of the compound with the chemical formula V(CIO),? Spelling counts, but capitalization and spaces do not. V(CIO), name: What is the name of the compound with the chemical formula V (SO),? Spelling counts, but capitalization and spaces do not. V (SO2), name: Balance the equations by inserting coefficients as needed. equation 1: Sb + Cl2 SECI equation 2: Mg, N2 + HCI — MgCl, +NH,
CHEMWORK Complete the following table to predict whether the given atom will gain or lose electrons in forming an ion. Enter the formula of the ion formed. (Express your answer as a chemical formula.) Atom Gain or lose electrons Ion formed Be lose Na lose Са gain gain Se gain Submit Try Another Version 2 item attempts remaining Submit Answer [References Complete the following table. Atom/Ion protons neutrons electrons zase Zn2+ 1902- 24 Mg 1 pt This question has multiple...
1) What is the term for a compound containing two nonmetals? A) binary acid B) ionic compound C) molecular compound D) ternary acid 2) The compound TiO2 is classified as which of the following? A) binary acid B) ionic compound C) molecular compound D) ternary acid 3) What is the name for S2-? A) sulfur ion B) sulfide ion C) sulfite ion D) sulfate ion 4) What is the chemical formula for the nitrite ion? A) NO3- B) NO32- C)...
39) What property of liquids explains the formation of leaves? A) surface tension B) adhesion C) viscosity D) vapor pressure E) None of the choices are correct. mation of spherical water droplets on green 3 9) - um at constant pressure and temperature has the volume 40) 40) A balloon containing helium at constant pres doubled by adding a more helium. Which ' adding a more helium. Which statement(s) isare) TRUE? A) The number of moles of helium doubled. B)...
CHM 1210 Final practice Name: Know electrolyte table, 5 solubility rules; 26 polyatomics (name/formula) Write 7 naturally occurring diatomic molecules (name; formula, phase , charge) Write rite out strong acids and weak acids by name; formula, phase ,charge Write out the molecular, complete, and net-ionic equations for the following reactions The mixing of Cobalt(IlI) chloride and silver nitrate The mixing of acetic acid and sodium hydroxide The mixing of hydrochloric acid and cakcium hydroxide The mixing of barium chloride and...
44. Which of the following molecules central stem requires p'd hybridization? 2. SF. SO 4. NH d. PC Use the following information to answer questions 45-48. A solution is prepared by mixing 23.5g of NaCl with 100.0 g of H.O. Given Density of H:0 - 0.997 g/mL Density of Solution - 0.9700 g/mL (Mixture of H:0 and NECT) 45. What volume of H:0 was used in this solution? a. 99.7 ml. b. 100 mL c. 103 mL d. 97.9 ml...
What results when a secondary alcohol is oxidized? a. a ketone d. an acid b. an amine e. no reaction c. an aldehyde Which of the following combinations will react spontaneously? A. 12 + Cu2+ B. Pb2+ + Ag C. Zn2+ + Mg D. Sn2+ + Ni2+ The general formula for a cycloalkane can be represented by which of the following? a. C,H, C. CH b. C.H2n+2 d. C.H21-2 In a certain reaction AH =-136 kJ and E, = 96...
Exam Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) 1) One mole of any substance contains Avogadro's number of particles of that substance. What is the numerical value of Avogadro's number? A) 12.01 23 Avagrans t Male aton 6022 x1o atums B) 6.022 x 1023 C) 6.022 x 10-23 D) 1.661 x10-24 E) 1.00 x10-14 2) What is the mass of 4.00 moles of helium, the gas commonly used to fill...
CHEM 1033, Sample Exam II (Homework) Chapters 3,4,6 Name: 1. What volume of 0.132 M KOH solution would react completely with 25.8 ml. of 0.198 M HCl according to the following cquation? HCI+KOH --->KCI+H.O a) 86.4 ml. b) 25.7 ml. c) 38.7 ml d) 17.2 ml. 2. Which one of the following is a strong soluble base? a) Ni(OH): b) Mg(OH): c) RLOH d) ChOH) c) Fe(OH) 3. Which one of the following is a strong acid? a) HF b)...
Most questions answered within 3 hours.
-
Calculate the pH of each of the following solutions.
0.50 M HBr
3.1×10−4 M KOH
4.2×10−5...
asked 9 minutes ago -
For the year ended December 31, Depot Max’s cost of merchandise
sold was $85,600. Inventory at the...
asked 8 minutes ago -
Week 10 - Professional Memo Assignment
Professional Memo Assignment
Your mission for this week, should you...
asked 13 minutes ago -
Write a Python program that stores the data for each
player on the team, and it...
asked 23 minutes ago -
In
the last 3 months, mike never knows when he is going to get his
allowance...
asked 47 minutes ago -
Is Ca(OH)2 a Bronsted base, Lewis base, or both? Why?
asked 37 minutes ago -
1A- Why don’t voters complain about U.S. tariffs on imported
sugar?
Because sugar is only a...
asked 46 minutes ago -
Cash Payback Period
Primera Banco is evaluating two capital investment proposals for
a drive-up ATM kiosk,...
asked 44 minutes ago -
Create a button in Swift (Xcode) that will create a charge,
create a charge using Stripe's...
asked 44 minutes ago -
The reaction rate of CO and NO2 in the reaction
CO(g) + NO2(g) → CO2(g) +...
asked 46 minutes ago -
Imagine that a chemist puts 6.40 mol each of
C3H8 and O2 in a 1.00-L container...
asked 1 hour ago -
How much money should be invested today in order to have $8340
at the end of...
asked 1 hour ago