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PLEASE HELP 100 POINTS! Use the rules of adding and multiplying significant figures to answer these questions.

A substance inside of test tube 1 has a measured mass of 2.25 g.
A substance inside test tube 2 has a measured mass of 2.2 g.

Test tube 1 and 2 are mixed (added) together. What is the new mass of liquid now combined?

User Gurinder
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1 Answer

3 votes

Answer:

4.45g

Step-by-step explanation:

just add the two together to get an answer

User Nitin Joshi
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