Homework Answers
Add Answer to:
19) How many of each type of atom are there in the formula Ca3(PO4)2? A) Ca...
What is the formula for an ionic compound made of barium and nitrogen? A) BaN B)...
What is the formula for an ionic compound made of barium and nitrogen? A) BaN B) Ba_3N_2 C) Ba_2N_4 D) Ba_2N_3 E) none of the above Carbon monoxide is considered which of the following? A) molecular element B) ionic compound C) atomic element D) molecular compound E) none of the above Ammonium fluoride is considered which of the following A) B)
37) How many of each type of atoms are there in the formula NH4C2H302? A) N...
37) How many of each type of atoms are there in the formula NH4C2H302? A) N 1,H-7,C 2, O-2 B) N-1, H 4, C-2,0-2 C)N 1, H-3, C 2, O-2 D) N-4, H-7,C-2,O-2 E) none of the above 38) Which subshell letter corresponds to a spherical orbital? A) s B) P C)f D) d E) not enough information 39) An aqueous solution is A) water with another compound dissolved in it. B) any liquid with another compound dissolved in it....
Consider the net ionic equation: 3Ca+2 (aq) + 2PO4-3 (aq) → Ca3(PO4)2 (s) Which of the...
Consider the net ionic equation: 3Ca+2 (aq) + 2PO4-3 (aq) → Ca3(PO4)2 (s) Which of the following unbalanced chemical equations could give rise to this net ionic equation? A. CaCl2 + Na3PO4 → Ca3(PO4)2 + H2O B. CaC2 + H3PO4 → Ca3(PO4)2 + C2H2 C. Both of the above reactions. D. None of the above reactions
D Write a formula for the molecules made from the following atom combinations: a) Two hydrogen...
D Write a formula for the molecules made from the following atom combinations: a) Two hydrogen atoms and one sulfur atom HS b) One carbon atom and two oxygen atoms CO 2) Write the chemical names for the following molecules: a) SF b) PFS c) NF: d) SiBra e) P4010 f) XeF4 g) N204 3) Write the chemical formulas for the following molecules: a) lodine heptafluoride b) Chlorine dioxide a) Bromine monoxide b) Sulfur hexafluoride c) Trinitrogen pentoxide d) Carbon...
15. Determine whether the following atoms will form an ionic compound or a molecular compound, and...
15. Determine whether the following atoms will form an ionic compound or a molecular compound, and give the formula of the compound. (e) carbon and 2 oxygen (a) sodium and chlorine (b) carbon and 4 hydrogen (e) magnesium and bromine (d) 2 bromine
1. The molecule carbon dioxide has the molecular formula CO2. a. How many carbon and oxygen atoms does each carbon...
1. The molecule carbon dioxide has the molecular formula CO2. a. How many carbon and oxygen atoms does each carbon dioxide molecule contain? b. Find the average mass of one carbon dioxide molecule in amu. Show how you reached your answer. C. How many moles of carbon atoms are there in 1 mole of carbon dioxide? d. How many moles of oxygen atoms are there in 1 mole of carbon dioxide? e. Find the mass of one mole of carbon...
Question 12 4 pts Determine the molecular formula based on the structure listed here. The molecule...
Question 12 4 pts Determine the molecular formula based on the structure listed here. The molecule has carbon atoms, hydrogen atoms, and oxygen atoms. Question 13 3 pts Benzoic acid has molecular formula of CyH,O2, calculate the molecular weight. For convenience, use the following values for mass of C, H, and O: C: 12 H: 1 O: 16 4 pts D Question 18 Identify formula and basic property of sodium carbonate. O Sodium carbonate which has the formula of NaOH...
24) A student wrote the formula for the compound aluminum phosphate as AlPO4. What is wrong...
24) A student wrote the formula for the compound aluminum phosphate as AlPO4. What is wrong with this formula? A) The compound is not charge-neutral. B) Aluminum is a nonmetal so it cannot form an ionic compound. C) The formula should be Al(PO4) D) There cannot be three different atom types in a chemical formula. E) Nothing is wong with the formula. 25) The compound sodium sulfate is soluble in water. When this compound dissolves in water, which ion listed...
11 WIBUS. 19. Percent composition problems (Empirical formula and Molecular formula) A. Fructose, C6H12O6, is a...
11 WIBUS. 19. Percent composition problems (Empirical formula and Molecular formula) A. Fructose, C6H12O6, is a sugar commonly derived from corn and is 1.73 times as sweet as sucrose. Calculate the percent composition of carbon, hydrogen and oxygen in fructose. B. An unknown compound is found in tree sap. It has been shown to be composed of 40.0% carbon, 6.7% hydrogen and 53.3% oxygen by mass. It was also discovered the 5.00 moles of the material has a mass of...
Q31. How many hydrogen atoms are represented in each formula? a. Al(C2H3O2)3: b. NH4OH: c. CH3CH2CH2OH:...
Q31. How many hydrogen atoms are represented in each formula? a. Al(C2H3O2)3: b. NH4OH: c. CH3CH2CH2OH: d. C6H5CH2CH3: e. Fe(C2H3O2)3: Q32. Write the name and number of atoms of each element in the following compounds: a. (NH4)3PO4: b. KMnO4: c. CH3CH2CH2COOH: d. Fe2O3: e. K2CO3: f. Cu3(PO4)2: g. Na2Cr2O7: h. 10 formula units of Ca(H2PO4)2:
What is the formula for an ionic compound made of barium and nitrogen? A) BaN B) Ba_3N_2 C) Ba_2N_4 D) Ba_2N_3 E) none of the above Carbon monoxide is considered which of the following? A) molecular element B) ionic compound C) atomic element D) molecular compound E) none of the above Ammonium fluoride is considered which of the following A) B)
37) How many of each type of atoms are there in the formula NH4C2H302? A) N 1,H-7,C 2, O-2 B) N-1, H 4, C-2,0-2 C)N 1, H-3, C 2, O-2 D) N-4, H-7,C-2,O-2 E) none of the above 38) Which subshell letter corresponds to a spherical orbital? A) s B) P C)f D) d E) not enough information 39) An aqueous solution is A) water with another compound dissolved in it. B) any liquid with another compound dissolved in it....
D Write a formula for the molecules made from the following atom combinations: a) Two hydrogen atoms and one sulfur atom HS b) One carbon atom and two oxygen atoms CO 2) Write the chemical names for the following molecules: a) SF b) PFS c) NF: d) SiBra e) P4010 f) XeF4 g) N204 3) Write the chemical formulas for the following molecules: a) lodine heptafluoride b) Chlorine dioxide a) Bromine monoxide b) Sulfur hexafluoride c) Trinitrogen pentoxide d) Carbon...
15. Determine whether the following atoms will form an ionic compound or a molecular compound, and give the formula of the compound. (e) carbon and 2 oxygen (a) sodium and chlorine (b) carbon and 4 hydrogen (e) magnesium and bromine (d) 2 bromine
1. The molecule carbon dioxide has the molecular formula CO2. a. How many carbon and oxygen atoms does each carbon dioxide molecule contain? b. Find the average mass of one carbon dioxide molecule in amu. Show how you reached your answer. C. How many moles of carbon atoms are there in 1 mole of carbon dioxide? d. How many moles of oxygen atoms are there in 1 mole of carbon dioxide? e. Find the mass of one mole of carbon...
Question 12 4 pts Determine the molecular formula based on the structure listed here. The molecule has carbon atoms, hydrogen atoms, and oxygen atoms. Question 13 3 pts Benzoic acid has molecular formula of CyH,O2, calculate the molecular weight. For convenience, use the following values for mass of C, H, and O: C: 12 H: 1 O: 16 4 pts D Question 18 Identify formula and basic property of sodium carbonate. O Sodium carbonate which has the formula of NaOH...
24) A student wrote the formula for the compound aluminum phosphate as AlPO4. What is wrong with this formula? A) The compound is not charge-neutral. B) Aluminum is a nonmetal so it cannot form an ionic compound. C) The formula should be Al(PO4) D) There cannot be three different atom types in a chemical formula. E) Nothing is wong with the formula. 25) The compound sodium sulfate is soluble in water. When this compound dissolves in water, which ion listed...
11 WIBUS. 19. Percent composition problems (Empirical formula and Molecular formula) A. Fructose, C6H12O6, is a sugar commonly derived from corn and is 1.73 times as sweet as sucrose. Calculate the percent composition of carbon, hydrogen and oxygen in fructose. B. An unknown compound is found in tree sap. It has been shown to be composed of 40.0% carbon, 6.7% hydrogen and 53.3% oxygen by mass. It was also discovered the 5.00 moles of the material has a mass of...
Most questions answered within 3 hours.
-
A coach uses a new technique to train gymnasts. Seven
gymnasts were randomly selected and their...
asked 58 minutes ago -
While rotating the tires on your car you notice a rock [mass =
0.1 Kg] stuck...
asked 2 hours ago -
Using MARS simulator, write MIPS programs according to
the following scenarios: Receive a positive integer number...
asked 4 hours ago -
An object in front of a concave mirror has a real image that is
11.5 cm...
asked 5 hours ago -
Consider the reaction, C3 H8 + O2 --> CO2 + H2O. How many
moles of O2...
asked 6 hours ago -
You and your opponent both roll a fair die. If you both roll the
same number,...
asked 7 hours ago -
In a study of the accuracy of fast food drive-through orders,
Restaurant A had 257 accurate...
asked 7 hours ago -
Identify and describe in detail the four categories of
institutions that could be included in a...
asked 7 hours ago -
In python
class Customer:
def __init__(self, customer_id, last_name, first_name, phone_number, address):
self._customer_id = int(customer_id)
self._last_name =...
asked 7 hours ago -
What is an example of a limitation in implementing a new
ERP system and how it...
asked 7 hours ago -
In a section of 9.7cm of an artery with a radius of 2.6mm there
is a...
asked 7 hours ago -
the two carboxylic acid groups of aspartic acid have different
acidities with pKa values of 2.1...
asked 7 hours ago