Chemistry, 05.11.2020 22:00 shellxavier1
What does it mean when there is a physical change?
Question 2 options:
Matter has changed from one substance into another.
Matter has changed on the molecular level.
A new substance has been formed.
Matter has changed size, shape or form
Answers: 2
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Pbco3 –> pbo+ co2. how many liters of carbon dioxide gas is produced from the decomposition of 32 grams of lead (ll) carbonate?
Answers: 1
Chemistry, 22.06.2019 06:30
Identify the missing numbers below to show the result of multiplying the numbers (1.6 × 10-19)(5.0 × 106) = c × 10d
Answers: 1
Chemistry, 22.06.2019 06:30
What effect might melting sea ice have for people who live in coastal areas?
Answers: 1
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What is the formula for the compound dinitrogen pentoxide? a. n4o5 b. n5o4 c. n4o6 d. n5o2 e. n2o5
Answers: 3
What does it mean when there is a physical change?
Question 2 options:
Matter has chang...
Matter has chang...
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