3 years ago

Determine the grams of barium chloride produced when 500 grams of barium hydroxide

1 answer:

8 0

Answer:

Take about 2g barium hydroxide in a test tube. Add 1 g of ammonium chloride and mix with the help of a glass rod. Touch the bottom of the test tube with your palm. What do you feel? Is this an exothermic or endothermic reaction?

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I need to find the chemical equation

Yuri [45]

Answer:

2NaCN + CaCO3 --> Na2CO3 + Ca(CN)2

Explanation:

Knowing the names gets us: NaCN + CaCO3 --> Na2CO3 + Ca(CN)2

Balance: there are two sodiums and cyanides on the product side so add a 2 to the reactant side.

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?SiCl4(I) + ?H2O(I) = ?SiO2(S) + ?HCI(aq)

docker41 [41]

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STALIN [3.7K]

Compressed is the answer!

I hope this helps. :)

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3 years ago

1. Matter is

Charra [1.4K]

Answer:

Matter is anything that mass and can occupy space.

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A molecule is a that can exist on its own

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3 years ago

which of the following solution is a buffer? a solution containing Hf and NaOH, NH3 and NH4+, HCN and HNO3?

Ivahew [28]

The answer is NH3 an NH4+. Buffer solutions contain a weak base and its conjugate acid or a weak acid and its conjugate base. NH3 is a weak base and NH4+ is its conjugate acid.

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