Answer to Question #54315 in General Chemistry for Iva Lyndsey League

Question #54315

My teacher gave me this work sheet that the class did yesterday while I was absent. The sheet is titled 'Significant Zeros'. Question 3 ask "Rock C is placed on the Econo-Balance. The balance reads 200 g.
A: Does rock C have a mass larger, smaller or the same as sample A, or is it impossible to tell? Explain your reasoning.
B: Does rock C have a mass larger, smaller or the same as rock B, or is it impossible to tell? Explain your reasoning."
Could you please help?

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