Need help ASAP
Which of the following represents a chemical change?
A. Rocks being smoothed b...
Chemistry, 11.02.2021 23:00 jaybuck5570
Need help ASAP
Which of the following represents a chemical change?
A. Rocks being smoothed by rapid water movement
B. The pink color of a rose
C. Iron's attraction to a magnet
D. Decomposition of stone due to acid rain
Answers: 1
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Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o sncl2•4h2o sncl2•6h2o
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