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Sindrei [870]
3 years ago
6

PLS HELP

Chemistry
2 answers:
julia-pushkina [17]3 years ago
5 0
I believe it’s hydrogen and HCo2
ivolga24 [154]3 years ago
5 0
I agree with the answer above mine
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How much of the water (in ml ) contains 150 mg of pb ? (assume a density of 1.0 g/ml .)
NARA [144]

There are 0.15 ml of the water contains 150 mg of Pb .

Calculation ,

Formula used :

density = mass / volume                 ( i )

Given mass of the Pb in milligram ( mg ) = 150 mg

Given mass of the Pb in gram ( g ) = 150 × 10^{-3} = 0.15 gram

Given density = 1.0 g/ml

We have to find volume of water in milliliter ( ml ) .

Putting the value of mass of the Pb , lead and density in equation ( i ) we get the volume of water in milliliter ( ml ) .

density = mass / volume

1.0 g/ml  =  0.15 gram / volume

volume =  0.15 gram / 1.0 g/ml = 0.15 ml

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The modern view of an electron orbital in an atom is best described as
Mrrafil [7]

invisable

you probably dont want to put that...

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A sample of gas occupies 7.80 liters at 425°C? What will be the volume of the gas at 35°C if the pressure does not change? 4.65
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