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Which of these describes the rate of this chemical reaction? h2 + cl2 → 2 hcl a. an increase in the concentration of hcl and h2 with time b. an increase in the concentration of hcl with time c. an increase in h2 and cl2 with time d. a decrease in hcl and cl2 with time
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What element has 2 isotopes, one has a mass of 42.3 amu and the other isotopes has a mass of 47.1 am...
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