Chemistry, 16.10.2020 19:01, AdrianBrewer8168
5. Which of the following correctly groups the elements to its family? *
a. Noble gases - Argon and helium
b. Alkaline earth metals - potassium and hydrogen
O c. Halogens - chlorine and sulfur
O d. Metalloids - hydrogen and silicon
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Answers: 3
Chemistry, 22.06.2019 16:30, jrfranckowiak
At 20°c, a sample of h2o liquid and a sample of co2 gas each have the same average kinetic energy. why is one a liquid and the other a gas at this temperature?
Answers: 1
Chemistry, 22.06.2019 16:30, joshua1255
Find the number of moles of argon in 364g of argon.
Answers: 2
5. Which of the following correctly groups the elements to its family? *
a. Noble gases - Argon and...
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