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ElenaW [278]
3 years ago
14

Which of the following is ONE of the signs of a chemical change

Chemistry
2 answers:
Vlada [557]3 years ago
7 0
Which ONE please can you show the signs
pickupchik [31]3 years ago
6 0

Answer:

um i one of what?

Explanation:

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a scientists finds an organism that cannot move. it has many cells, produces spores, and gets food from its environment. in whic
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What is the density of a liquid if the volume is 25 mL and the mass is 20.0 g?
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Answers:  

                   Density = 0.8 g/mol.        

Given data:

                   v = 25 ml

                    m = 20 g

                    δ = ?

Solution:

               Formula for calculating density is given as,

                Density = Mass / Volume    

                 putting values  

                 Density = 20.0 g / 25 ml

                  Density = 0.8 g/mol.

3 0
3 years ago
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