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mars1129 [50]
3 years ago
8

A physical change is when the atoms combine to create a new product.

Chemistry
1 answer:
Tasya [4]3 years ago
8 0
False. A physical change does not create a new substance.
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Bari oxit có công thức hóa hóa học là BaO . vậy bari oxit được tạo nên từ các nguyên tố
Softa [21]

Answer:

Bari oxit được tạo nên từ các nguyên tố Bari (Ba) và Oxi (O)

Explanation:

6 0
2 years ago
Assuming 1 mol of Fe3+ and 2 mol of SCN- were allowed to react and reach equilibrium. 0.5 mol of product was formed. The total v
zaharov [31]

Answer:

a. 0.5 mol

b. 1.5 mol

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Explanation:

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a. The ratio of the product to Fe3+ is 1:1. Meaning that if 0.5 mol of product was produced up then 0.5 mol of Fe3+ was used. Leaving 0.5 mol remaining at equilibrium

b. The ratio of the product to SCN= is 1:1. Meaning that if 0.5 mol of product was produced up then 0.5 mol of SCN- was used. Leaving 1.5 mol remaining at equilibrium

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3 0
2 years ago
What is the main problem with renewable energy<br> sources?
8090 [49]

Answer:

biggest problem with mainstream renewable energy is intermittency.

8 0
3 years ago
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Compounds formed from only non-metals consist of particles called
sleet_krkn [62]

Answer:

Compounds formed from non-metals consist of molecules.

Explanation:

The atoms in a molecule are joined together by covalent bonds. These bonds form when atoms share pairs of electrons.

I hope I helped, please correct me if I'm wrong!

5 0
3 years ago
Hypochlorous acid is formed in situ by reaction of aq. sodium hypochlorite solution with acetic acid. Draw balanced chemical equ
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Answer:

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