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horrorfan [7]
3 years ago
13

Which statements about mixture is FALSE?

Chemistry
1 answer:
zalisa [80]3 years ago
4 0
It’s b I took the test
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Write the reaction when solid lead(ii) nitrate is put into water:
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Solid lead nitrate in water gives lead oxide and nitric acid

Pb(NO3)2 + H2O ---> PbO + 2 HNO3
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Answer:

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If you have a 12.0 gram steel ball at sea level and then take it up to mt. Fuji what will change?
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3 years ago
The relative atomic mass of Chlorine is 35.45. Calculate the percentage abundance of the two isotopes of Chlorine, 35Cl and 37Cl
nata0808 [166]

Answer:

35Cl = 75.9 %

37Cl = 24.1 %

Explanation:

Step 1: Data given

The relative atomic mass of Chlorine = 35.45 amu

Mass of the isotopes:

35Cl = 34.96885269 amu

37Cl = 36.96590258 amu

Step 2: Calculate percentage abundance

35.45 = x*34.96885269 + y*36.96590258

x+y = 1  x = 1-y

35.45 = (1-y)*34.96885269 + y*36.96590258

35.45 = 34.96885269 - 34.96885269y +36.96590258y

0.48114731 = 1,99704989‬y

y = 0.241 = 24.1 %

35Cl = 34.96885269 amu = 75.9 %

37Cl = 36.96590258 amu = 24.1 %

3 0
3 years ago
Is mayonnaise an element compound solution or colloids
Alenkinab [10]
The answer to your question is mayonnaise is colloids.
5 0
3 years ago
Read 2 more answers
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