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andreyandreev [35.5K]
3 years ago
8

How to draw lewis dot structure of BH2-

Chemistry
1 answer:
frosja888 [35]3 years ago
6 0
I am attaching a picture cause I cannot write it directly

Hope it helps
Plz mark as brainliest
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Answer:

O

Explanation:

O = 3.44

Br = 2.96

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2 years ago
How many grams of NaCl are needed to prepare 1.20 liters of a 2.00 M solution?
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Answer: D) 140g

Explanation: no. of moles of NaCl = molarity X volume in litres = 2 X 1.2 = 2.4, and molar mass or mass of 1 mole of NaCl = 58.44 g, so 2.4 moles NaCl = 140.256 g

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Which of the following is NOT a characteristic of minerals
o-na [289]

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A. Occur in gaseous and liquid state

Explanation:

The choice that is not a characteristic of minerals is that minerals occur in gaseous and liquid state.

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  • There is no known mineral that is in fluid state.
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What are some uses of metals?
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