Mole-Mass /Mass-Mole/Mole ratio
How many grams of CO2 are produced if 2.09 mol of HCl are reacted with calcium carbonate
45.85 g of CO2 are produced if 2.09 mol of HCl are reacted with calcium carbonate.
1- Copper oxide reacts with sulfuric acid to make copper sulfate and water. In an experiment, 1.6 g of dry copper sulfate crystals are made. If the theoretical yield is 2.0 g, calculate the percentage yield of copper sulfate.
(1.6 g / 2.0 g) × 100
A compound was found to contain 32.65% Sulfur, 65.3% Oxygen and 2.04% Hydrogen. What is the empirical formula of the compound?
H₂SO₄.
1-0.444 mol of CoCl2 in 0.654 dm3 of solution
3 .45.85 g of CO2 are produced if 2.09 mol of HCl are reacted with calcium carbonate.
1-How many grams of glucose (C6H12O6) are produced if 17.3 mol of H2O are reacted according to the formula of photosynthesis
518.87 g of glucose are produced if 17.3 mol of water are reacted during photosynthesis.
how many moles are in 25 grams of nacl
0.428 mol of NaCl in 25 grams of NaCl.
How many grams of hydrogen fluoride are required to react completely with
75.0g of tin?
So, approximately 25.3 grams of hydrogen fluoride are required to react completely with 75.0 grams of tin.
How many grams of CO2 are produced if 2.09 mol of HCl are reacted
46.0 g
In an experiment, the theoretical yield is 3.2 g but the actual yield is only 2.4 g. Calculate the percentage yield.
(2.4 g / 3.2 g) × 100
Caffeine has the following composition: 49.48% of carbon, 5.19% of hydrogen, 16.48% of oxygen and 28.85% of nitrogen. Find the empirical formula of the compound.
C₄H₅Oₙ₂.
2-1.8 × 104 mg of HCl in 0.075 dm3 of solution
4. 0.428 mol of NaCl in 25 grams of NaCl.
2-How many grams of CO2 are produced if 2.09 mol of HCl are reacted according to this balanced chemical equation of photosynthesis
46.02 g of CO2 are produced if 2.09 mol of HCl are reacted with calcium carbonate.
How many moles of O₂ is required to completely combust 4 moles of CH₄?
4 moles CH₄ × (2 moles O₂ / 1 mole CH₄) = 8 moles O₂