Chemistry, 19.09.2019 03:30 mayamabjishovrvq9
An experiment requires 45.6g of isopropyl alcohol as reagent. instead of measuring the mass of a liquid on a balance you decide to determine the mass by using an equivalent volume measured in a graduated cylinder. the density of isopropyl alcohol is 0.785g/ml. what volume of the alcohol is required for the experiment.
Answers: 2
Chemistry, 22.06.2019 06:00
How many atoms of mg are present in 97.22 grams of mg? 6.022 × 1023 2.408 × 1024 4.818 × 1024 5.855 × 1025
Answers: 3
Chemistry, 23.06.2019 02:00
Scientists are often interested in knowing the molar heat of combustion – the heat released during the combustion of one mole of a substance. use the periodic table to find molar masses. how many moles of ethanol are present in the sample?
Answers: 2
An experiment requires 45.6g of isopropyl alcohol as reagent. instead of measuring the mass of a liq...
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