Chemistry, 20.01.2020 11:31 katherineweightman
Which of the following is an indication that a substance has undergone a chemical change? no new product has been formed. the color of the substance has not changed. the original constitute has not changed. the molecular structure has changed. nextreset
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Chemistry, 21.06.2019 22:50, ajaydonlee
Select the correct answer how does the heat content of the reaction change in the process of photosynthesis when a glucose molecule is formed? ca the value of is negative the value of qis positive the value of a remains constant the value of a decreases the value of equals zero e
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Chemistry, 22.06.2019 22:30, COOLIOMARIS
What three things does a balanced equation show you?
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What does a numerical subscript following an element in a chemical formula mean?
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Which of the following is an indication that a substance has undergone a chemical change? no new pr...
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