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slega [8]
3 years ago
8

please help me with this multiple-choice science question. And please DO NOT post a link with the answer I´d really just prefer

you to write/type the answer instead.

Chemistry
2 answers:
jeka57 [31]3 years ago
5 0
Continental drift, seafloor spreading and lithosphere.
ohaa [14]3 years ago
3 0
1 and 4 and 5 thoes are the right answers
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Answer:

72.6% Error

Explanation:

% error = \frac{Real-Measured}{Real} * 100

\frac{58.44-16}{58.44} *100= 72.6

58.44 is the weight of NaCl

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3 years ago
NaBr + CaF2 → NaF + CaBr2 What coefficients are needed to balance the chemical equation? A) 1,1,1,1 B) 1,2,1,2 C) 1,2,2,1 D) 2,1
elena-s [515]
D.
2NaBr + CaF2 --> 2NaF + CaBr2 gives you:

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2Br                         2F
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This is balanced.
7 0
3 years ago
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anzhelika [568]

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3 years ago
Fe + CuCl2 mc009-1.jpg FeCl2 + Cu Which pair of substances are the products?
grigory [225]
Fe+CuCl2=FeCl2+Cu
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3 years ago
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Give the systematic name for this coordination compound. k3 cr(cn)6
Helen [10]

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8 0
3 years ago
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