Introduction to Chemistry Quiz

What is the molar mass of H2SO4? (H:1, S:32, O:16)

What is the volume of 0.1 mol of H2 gas at STP?

What is the molar mass of Al2(SO4)3? (Al:27, S:32, O;16)

What is the number of moles of 3.01 ⋅ 10^22 atoms of helium (He)?

How many moles are there in 11g CO2 gas? (C:12, O:16)

How many grams are there in 2.5 moles of NaOH? (Na:23, O:16, H:16)

112 L Cl2 as is given at STP. What is the number of moles of this gas?

In a special container two moles of O2 as is found at STP. How many liter volume does it occupies?

How many moles S and O exist in 32 g SO2? (S:32, O:10)

Find the density of carbondioxide (CO2) at STP.