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Chemistry, 22.06.2019 09:00
How are isotopes of the same chemical element alike? how are they different?
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Water undergoes a large change in density at 0 ∘ c as it freezes to form ice. calculate the percent change in density that occurs when liquid water freezes to ice at 0 ∘ c given that
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The equation below shows the reaction of zinc with hydrochloric acid (hcl). zn (s) + 2 hcl (aq) —> zncl2 (aq) + h2 (g) what will happen if the concentration of hcl is decreased? a. more zncl2 will be produced. b. the reaction rate will slow down. c. the hydrochloric acid will become more acidic. d. the reaction will produce water instead of hydrogen gas.
Answers: 1
Chemistry, 23.06.2019 08:30
Of element x has 22 protons, how many electrons does it have
Answers: 1
4/9+3/9=what is the answer to this problem...
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