Worksheetsavogadro's number
Total questions: 13
Worksheet time: 53mins
What is the molar mass of Br?
79.9 g / mol
79.9 mol / g
35 g / mol
35 mol / g
What is the molar mass of Carbon?
6 g / mol
6 mol / g
12.0 g / mol
12.0 mol / g
What is the molar mass of N2O4?
6 g / mol
30 g / mol
92 g / mol
100 g / mol
The law of conservation of mass states that the total mass of products must _____.
never equal the total mass of the reactants.
equal the total mass of the reactants.
destroy atoms of the reactants.
create new atoms from the reactants.
What is Avogadro's Number?
6.023 x 1023
6.023 x 10-23
6.023
6.023 x 10100
How many atoms are there in one mole of carbon?
Avogador's number
28000
6.022x10^23
A lot
What is the mass of one mole of carbon atoms?
20 g/mol
16 g/mol
4 g/mol
12 g/mol
What is the mass of one mole of carbon dioxide (CO2)?
C = 12g/mol
O = 16g/mol
44 g/mol
50 g/mol
31 g/mol
16 g/mol
What is the mass of one mole of water (H2O)?
18 g/mol
16 g/mol
1 g/mol
6.022x10^23 atoms
The number 6.02 x 1023 is called...(definition for mole)
Obama's number
Bohr's number
Trump's number
Avogadro's number
