This is worth 30 points During an experiment, the percent yield of calcium chloride from a reaction was 85.22%. Theoretically, the expected amount should have been 113 grams. What was the actual yield from this reaction?
Caco, + HCI - CaCl2 + CO2 + H20 (5 points)
1.96.3 grams
2.99.0 grams
3.113 grams
4. 121 grams

How will the emission of an alpha particle affect the atomic number of an atom

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture

An experimental procedure requires a 10 ml of acid to be dissolved