O b.51.98 g/mol O c. 60.05 g/mol How many moles are in 5.99 g of NaHCO,?...
QUESTION 7 How many moles of oxygen are produced by decomposing 85.5 g of H2O2 (molar mass = 34.0 g/mol) according to the equation: 2H202 -- ----> 2H20 + O2 O 1.056 mol O2 O 610 mol O2 2.11 mol O2 Onone of these QUESTION 8 In the reaction : 3Cl2 + 6NaOH ------> 5NaCl + NaClO3 + 3H20 How many grams of sodium chloride can be produced from 46.6 g of NaOH? 56.7 g NaCl 81.7 g Nai 68.1...
For the reaction, 2 KCIO3(s) — 302(g) + 2 KCl(s), how many moles of potassium chloride can theoretically form when exactly 1 mol of potassium chlorate decomposes? o 1 0 N 3 4 For the reaction, 2 KCIO3(s) + 302(g) + 2 KCl(s), how many moles of potassium chloride can theoretically form when exactly 2 mol of potassium chlorate decomposes? OO O 1 O N 3 4 For the reaction, 2 KCIO3(s) — 302(g) + 2 KCl(s), how many moles...
QUESTION 11 22.6 g of Cu represents how many moles? O 0.356 mol 2.81 mol O 1.44 x 103 mol O 1.36 x 1025 mol O none of these QUESTION 12 3.83 g of Ca represents how many moles? O 0.0956 mol O 1.54 x 102 mol O 2.31 x 1024 mol 10.5 mol O none of these Il Proctorio is QUESTION 13
#6: How many moles of sodium chloride are present in 9.29 g? How many moles of sodium are present in the sample? please show work
(a) How many moles of ammonium ions are in 0.405 g of ammonium carbonate? mol (b) What is the mass, in grams, of 0.0601 mol of iron(III) phosphate? (c) What is the mass, in grams, of 2.06 x 1023 molecules of aspirin, CyH8O4? (d) What is the molar mass of a particular compound if 0.072 mol weighs 6.14 g? g/mol Submit Answer
4 Edit & C Question 33 2 pts How many moles of CO2 will be make from 19.9 g of propane (C3H8) with a molar mass of 44.10 g/mol? CzHg +502 3CO2 + 4H20 Question 34 2 pts How many mols of reactant remains after 0.47 mol of sodium phosphate reacts with 0.54 mol of magnesium chloride? (Just put in the number - don't put the units in the answer.) 2NaPO, (aq) + 3MgCl2 (aq) + 4NaCl(aq) + Mg3(PO4)2 (s)...
C4H10(g)+O2(g)→CO2(g)+H2O(g). How many moles of butane gas, C4H10, react to produce 1.00 mol of water? How many moles of oxygen gas react to produce 1.00 mol of water?
7) How many moles are in 125 grams of oxygen difluoride, OF2? (O = 16.00 g/mol, F = 19.00 g/mol) Group of answer choices 54.0 2.31 0.43 67.5 8) Which of the following contains the same number of moles of atoms as 6.00 grams of carbon? Group of answer choices: 12.00 g of Si 12.15 g of Mg 6.00 g of Si 8.00 g of He 9) Which sample would contain the largest number of atoms? (C = 12.01 g/mol,...
a.) how many moles of iron is 66.8 g of Fe? __________________ mol Fe b.) How many grams of iron is 4.89 x 10-2 mol Fe? __________________ g Fe c.) How many atoms are present in 0.950 mol of uranium? _________________ x10 _________________ U atoms d.) 3.84 × 106 sulfur atoms is how many moles? __________________ x10 _______________ moles
How many moles of sebacoyl chloride do you have if you measure out 5 mL of a 9% volume/volume solution in cyclohexane? Density: Cyclohexane 0.7781 g/mL. Sebacoyl chloride 1.121 g/mL Molar mass: Cyclohexane 84.16 g/mol. Sebacoyl chloride 239.14 g/mol