Chemistry Homework

Answer questions showing step by step process. 

2. A student obtained the following data for this experiment:

Data: Sample #1 

Mass of Empty Flask 75.0235 g

Mass of Flask + Sample 76.8912 g

Mass of All before Mixing 101.5894 g

Mass of All after Reaction 101.0942 g

What is the molecular mass of this student’s sample? According to Table 1, which 

carbonate is it? Show all your work.

3. Using the student’s unknown, write the balanced chemical equation for the reaction 

performed in this experiment.