5 NaHCO3] 1. How many atoms of sodium are there?
2. How many atoms of hydrogen are there?
3. How many atoms of carbon are there?
4. How many atoms of oxygen are there?
5. How many molecules of baking soda are there?

How manyatoms of mercury are in 1.4214e+1 ml sample

When 225mg of anthracene, c14h10(s), was burned in a bomb calorimeter the temperature rose by 1.75k. calculate the calorimeter constant. by how much will the temperature rise when 125mg of phenol, c6h5oh(s), is burned in the calorimeter under the same conditions? (δch< (c14h10,s)=–7061 kj mol−1.)

Which aqueous solution of ki freezes at the lowest temperature? 1) 1 mol of ki in 500. g of water 2) 2 mol of ki in 500. g of water 3) 1 mol of ki in 1000. g of water 4) 2 mol of ki in 1000. g of water