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lana66690 [7]
4 years ago
11

I need help with these questions

Chemistry
1 answer:
iren2701 [21]4 years ago
7 0

6. <u>2</u>NH3 = N2 + <u>3</u>H2

<u>Reactant. Product</u>

N = (1) 2. N = 2

H = (3) 6 H = (2) 6

Note: The parenthesis () means "cancel". Because I can't cancel the number in keyboard. So that I used parenthesis.

Reaction Type : Decomposition

Because the single compound has been break down into 2 product.

7. <u>6</u>KOH + Co3(PO4)2 = <u>2</u>K3PO4 + <u>3</u>Co(OH)2

Reaction Type : <u>Double Replacement</u>

8. Fe3O4 + <u>4</u>H2 = <u>3</u>Fe + <u>4</u>H2O

Reaction Type: <u>Single Replacement</u>

<u>Reactant. Product</u>

Fe = 3 Fe = 1 (3)

O = (4) 12 O = (2) 12

H = (2) 8 H = 8

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3 years ago
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shepuryov [24]

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If this is what you meant, hope it helps

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True!

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