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KatRina [158]
3 years ago
7

7th grade science can anyone help

Chemistry
1 answer:
Assoli18 [71]3 years ago
4 0
You need to put a question in order for people to answer
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Hydrochloric acid, or HCl, reacts with solid NaOH
yuradex [85]

Answer:

NaCI and H20


To simplify it.

5 0
4 years ago
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Which statement best describes the formula equation ci2(g)+2kbr(aq)-2kci(aq)+ Br2(i)
BARSIC [14]

The statement that describes the chemical reaction is D chlorine gas reacts with potassium bromide to form potassium chloride in solution and liquid bromide. The symbol "Cl" represents chlorine. The symbols in the brackets show the physical state of the substance, (g) is gaseous, (s) is solid, (aq) is aqueous and (l) is liquid.

6 0
4 years ago
Sulfur and oxygen can react to form both sulfur dioxide and sulfur trioxide in sulfur dioxide there are 32.06 grams of sulfur an
shutvik [7]

Answer:

Explanation:

In sulfur dioxide there are 32.06 grams of sulfur and 32 grams of oxygen .

In sulfur trioxide there are 32.06 grams of sulfur are combined with 48 grams of oxygen.

The ratio of oxygen which reacts with 32.06 gram of sulfur is 32: 48 .

This ratio is equal to 2 : 3.

This is in accordance with law of multiple proportion because , the ratio of mass of oxygen which reacts with constant mass of sulfur is integral ratio . Hence they are in accordance with law of multiple proportions.

3 0
3 years ago
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Can someone write a hypothesis for this: Cigarette smoking increases the risk of lung cancer
Sholpan [36]

Answer: I believe/don't believe that smoking increases the risk of lung cancer because...(add your three reasons if writing an essay)

Explanation:

Since a hypothesis is basically your inference, these hypothesis can vary.

:) Hope this helped

6 0
3 years ago
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Explain how convection is a cycle in nature
Paha777 [63]
Convection drives the earth's atmosphere and dictates the distribution of life in the world's oceans. 
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