Percentage yield=(actual yield/theoretical yield) x 100%
= (45/50) x 100%
= 90%
The sun is my black hole and technically is also the way that urnanus comes in contact with suck m wee wee
Hence, it is less preferrable to choose an isotope to enter your body, which will emit radioactivity for a long time, so we tend to choose isotopes, the radioactivity of which ceases quickly, so that the least possible amount of damage is caused to the cells
Answer:
Explanation:
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In this case, according to the given question about stoichiometry, it is possible for us to calculate the required moles of water that will be produced by 12 grams of hydrogen, by using the molar mass of this reactant (2.02 g/mol as it is diatomic) and the 2:2 mole ratio in the chemical equation by solving the following setup:
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Answer:
маликулярная масса ровна 23