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1. Given the following reaction NsH4- 2H2+N2, how many moles of H2 will be produced if...

1. Given the following reaction NsH4- 2H2+N2, how many moles of H2 will be produced if 3.50 moles of N2H4 react?

2. How many moles of caffeine are there in 488.0g of caffeine?

3. 42.0 grams of F2 react according to the following balanced chemical equation: F2+2Nal-I2+2NaF. as a result of this reaction _____grams of I2 are produced

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