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jeka57 [31]
2 years ago
12

Where are all metalloid found in this periodic table?

Chemistry
1 answer:
Montano1993 [528]2 years ago
7 0

Answer:

The answer is B. in green boxes

Explanation:

They seperate the metals and non-metals.

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If 1.27 moles of bromine gas (Br2) react with excess phosphorus (P), how many moles of phosphorus tribromide (PBr3) will be prod
frez [133]

Answer:

0.85 mole of PBr3.

Explanation:

We'll begin by writing the balanced equation for the reaction. This is given below:

3Br2 + 2P —> 2PBr3

From the balanced equation above,

3 moles of Br2 reacted to produce 2 moles of PBr3.

Therefore, 1.27 moles of Br2 will react to produce = (1.27 x 2)/ 3 = 0.85 mole of PBr3.

Therefore, 0.85 mole of PBr3 is produced by the reaction.

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the candle would melt

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When a substance breaks up into two simpler substances, the reaction<br> is an)<br> reaction.
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