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Compare and contrast physical changes with chemical changes.
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What are the coefficients that will balance the skeleton equation below? n2 + h2 β nh3
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Chemistry, 23.06.2019 10:30
The element chlorine has two stable isotopes, chlorine-35 with a mass of 34.97 amu and chlorine-37 with a mass of 36.95 amu. from the atomic weight of cl = 35.45 one can conclude that:
Answers: 2
A 20-kg curling stone is sliding in a positive direction at 4 m/s. A second curling stone is sliding...
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