9. Create the reducible representation for total movements in the following molecule F CI F F

Br Br 2. 1. Mg. Et₂0 3. H3O+ 1. Mg Et₂O 1. Mg Et₂0 2. 3. H3O+ Дон 2. H 3. H3O+ CH3 /Et₂0 0/E1₂0 Et₂0

You wish to prepare 232 grams of 24.0 % Cr(NO3)3.You will need_________  grams of chromium(III) nitrate and______________  mL of water.Assume that the density of water is 1.00 g / ml.  ( fill in the blanks)

What is the mass percentage of Na in Na₂S? Provide an answer to two decimal places.

A. What is the density of an unknown liquid if 15.00 mL of the unknown has a mass of 12.257 g? B. A sample of chromium is heated in a crucible over a Bruson burner until the chromium turns into a grey powder. If the original chromium had a mass of 0.357 g and the chromium oxide has a mass of 0.522 g, what is the empirical formula of the chromium oxide?

01.)What is the molecular formula of a compound with the empirical formula As2O5and a formula mass of 459.678 amu?     2.)  What is the molecular formula of a compound with the empirical formula C5H7 and a formula mass of 162.236 amu?

Determine the formula weight of Al₂(SO4)3. Provide an answer to two decimal places.