Chemistry, 03.06.2020 14:57 hoshoronline8454
PLEASE HELP DUE AT 2PM I'M DESPERATE, WILL GIVE BRAINLEST!!
1. When magnesium is burned in air, its mass increases. Explain why this is.
2. When a match is burned in air, its mass decreases. Explain why this is.
3. This equation is unbalanced Na + F2 → NaF. Explain how you know it is unbalanced.
4. Why does it need to be balanced? Refer to the conservation of mass in your answer
5. A student heats up a metal and finds that its mass increases. The students says “this is because heat has been added.” Explain why this is incorrect.
Answers: 1
Chemistry, 22.06.2019 10:30
Find the number of grams of hcl needed to react completely with .50 moles of magnesium.
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In an experiment, 45g of silicon tetrachloride are treated with 45ml of water. what is the theoretical yield in grams of hcl
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Which of these have the same number of particles as 1 mole of water h2o
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PLEASE HELP DUE AT 2PM I'M DESPERATE, WILL GIVE BRAINLEST!!
1. When magnesium is burned in air, its...
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