Which of the following are not soluble in water?
check all that apply.
a. rocks
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Answers: 1
Chemistry, 22.06.2019 09:00
How are isotopes of the same chemical element alike? how are they different?
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Chemistry, 23.06.2019 08:00
Can anyone answer these questions? ? i need it before 1: 00pm today
Answers: 2
Chemistry, 23.06.2019 16:50
Equal volumes of h2 and o2 are placed in a balloon and then ignited. assuming that the reaction goes to completion, which gas will remain in excess? 2h2 + o2 β 2h2o a. both are in equal proportion b. oxygen c. water d. hydrogen
Answers: 1
Chemistry, 23.06.2019 19:00
Freya built a model of the earth, sun, and moon. freya can cause her model to move in three different ways. she can turn the crank to model how the earth revolves around the sun, she can spin the globe to model how the earth rotates on its axis, and she can push the moon with her fingers to model how the moon revolves around the earth. how could freya best use her model to demonstrate the cause of the day/night cycle on earth?
Answers: 1
Mathematics, 10.12.2021 20:30
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