of Cu and 25.0 % OF H OZ! 15. Trichlorofluoromethane, CFC1z, a chlorofluorocarbon, can be produced...
2. Predict the electron pair geometry, molec following molecules by drawing the Lewis structure and us points). geometry, molecular shape, bond angle, and polarity of the ructure and using VSEPR theory (15 a. Chloramine, NH,CI b. Sulfur trioxide, SO: 3. Complete the following table (18 points): Name Formula Nickel(II) fluoride hexahydrate Potassium hydroxide Boron trihydride Iron(III) oxide ammonia Lead(II) sulfite Sodium bicarbonate Strontium chloride Copper(II) nitrate trihydrate NiF>.6 H.O КОН BH: Fe,O NH: PbSO, NaHCO, SICI: Cu(NO3)3 H20 Ionic, Covalent,...
10. (a) Determine the mass of calcium oxide (CaO, lime) that can possibly be produced by heating 44.6 g of calcium carbonate (CaCO). The balanced equation for this reaction is shown in Equation 8 heat CaO(s) +CO2 (g) CaCOs(s) (Eq. 8) (b) Determine the mass of CO2 that would be produced by the reaction described in (a). 11. Joseph Priestley's study of the decomposition of mercury(ID oxide (HgO) with heat led to the discovery of O2. The balanced equation for...
questions 2-8
Cuso. AI (SO.), + Cu Al + Type 2. Iron metal can be produced from the mineral hematite (Feo) by reaction with carbon: 2 Fe,0, + 3 à 4 Fe + 300, (a) How many moles of carbon are needed to react with 7 moles of hematite? (b) How many grams of iron are formed when sufficient carbon reacts with 525 g of hematite? 3. What effect does an increase in the temperature of a gas have on...
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Insert the missing coefficients to completely balance each chemical equation. equation 1: S+6 HNO, H,SO, + NO, +H,0 equation 2: 3 Cu + 8 HNO, Cu(NO), + NO + H2O We were unable to transcribe this imageBalance the equations by inserting coefficients as needed. equation 1: Sb + Cl, — SbCl, equation 2: Mg, N, + HCI — MgCl, +NH, Select the equation that best describes the reaction. O A+B, AB O 4 A +8 B — 4AB,...
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The answer you fill in on your bubble sheet is the one that will You should circle the answer on this sheet for your own reference You can only get the 4 points for this question if you have filled in your name and Do you understand this? а.yes IsU bubble. 1. ly on the bubble sheet and you completely and darkly fill in the ""Check following on the bubble...
Not yet answered Graded out of 1.00 Flag question Question text In the process of photosynthesis, water and carbon dioxide are produced. Select one: True False Question 2 Not yet answered Graded out of 1.00 Flag question Question text In the carbon cycle, combustion produces atmospheric oxygen. Select one: True False Question 3 Not yet answered Graded out of 1.00 Flag question Question text In a balanced chemical equation, the number of each type of atom in the reactants must...
3.355 M K2SO4 solution can be prepared by A) dilution of 500.0 mL of 1.00 MK2SO4 to 1.00 L B) dissolving 46.7 g of K2SO4 in water and diluting to 500.0 ml, then diluting 25.0 ml of this solution to a total volume of 500.0 mL C) dissolving 46.7 g of K2SO4 in water and diluting to a total volume of 250.0 mL D) dilution of 1.00 mL of 0.355 M K2SO4 to 1.00 L E) diluting 46.7 mL of...
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...
Please answer all multiple choice
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Questions 1-20 are multiple choice questions. Please mark the correct circle on the Scantron form. Only the Scantron form will be graded. Scantron must be filled in before time is called Which of the following acids is not a strong acid? 5 HI b. HBr to SEHNO, HF HESO. Venter 2. Which of the following is an example of an empirical formula: a Cs Ho HO LP Fea(SO) d)...
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...