Pls don’t get it wrong or guess
This is for a grade
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Answers: 2
SAT, 25.06.2019 16:30
Earth's atmosphere is unique among the planets and is able to support life because it contains a large amount of a) oxygen b) helium c) methane d) carbon dioxide
Answers: 2
SAT, 30.06.2019 10:00
Raul has one solution that is 20% acid by volume and one solution that is 50% acid by volume. he plans to mix together some of each solution to create 30 milliliters of a solution that is 40% acid by volume. how many milliliters of the 20% acid solution should raul use to create the 40% acid solution? can someone explain this to me? i know that the answer is 10 milliliters, but i don't know how to get it.
Answers: 2
History, 17.02.2021 08:30
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