Chemistry, 27.12.2021 15:10 gaboalejandro833
Find the mass in kilograms of the liquid air that is required to produce 600L of oxygen. In normal condition, 1L of liquid air has 1.3g
Answers: 2
Chemistry, 21.06.2019 16:40, xxxharveyweinsteinxx
Which of the following is a testable hypothesis? a. if i brush my teeth, i will get fewer cavities than if i don't brush my teeth. b. green toothpaste tastes better than blue toothpaste or red toothpaste. c. smart, careful, healthy people always brush their teeth. d. it's wrong to not brush your teeth before you have an important conversation with someone.
Answers: 1
Chemistry, 21.06.2019 22:00, pettygirl13
Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )
Answers: 3
Chemistry, 22.06.2019 05:20, anggar20
Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.
Answers: 1
Chemistry, 22.06.2019 16:00, graciewyatt6833
Sulfuric acid is a polyprotic acid. write balanced chemical equations for the sequence of reactions that sulfuric acid can undergo when it's dissolved in water.
Answers: 2
Find the mass in kilograms of the liquid air that is required to produce 600L of oxygen. In normal c...
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