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nordsb [41]
3 years ago
13

3. Which element is most important for growing crops?

Chemistry
1 answer:
madreJ [45]3 years ago
8 0

Answer:

B. hydrogen

Explanation:

that's because hydrogen is an element.

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kolezko [41]

Answer:

D or C.

Explanation:

Sorry if its wrong

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3 years ago
Fe + CuCl2 → FeCl2 + Cu
inna [77]

Answer:

the type is single replacement

5 0
3 years ago
What are the 5 types of chemical reactions?
True [87]
Combination or Synthesis Reaction. A combination of synthesis reaction is one. where a new product is synthesized by combination of two or three reactants.

Decomposition Reaction

Displacement or Replacement Reaction

Acid Base Reaction

Combustion Reaction
7 0
4 years ago
Describe what happened when sodium chloride (salt) was placed in water in the video What happens when stuff dissolves?"
Sonja [21]

Answer:

-

Explanation:

Water molecules pull the sodium and chloride ions apart, breaking the ionic bond that held them together. After the salt compounds are pulled apart, the sodium and chloride atoms are surrounded by water molecules, as this diagram shows. Once this happens, the salt is dissolved, resulting in a homogeneous solution.

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2 years ago
Conduction or convection
denpristay [2]

Answer:

1 radiation

2 conduction

3 radiation

8 0
3 years ago
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