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REY [17]
3 years ago
14

youare given the solution of l!ad nitrate in order to obtaina yellow precipite you should mix with it if a solution a)sulphric a

cid b)citric acid c)carbonic acid d) hydrochloric acid​
Chemistry
1 answer:
Fiesta28 [93]3 years ago
7 0

Answer:

B. citric acid it just makes sense

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The mole of anything has the same amount of particles and it is equal 
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Answer:

30.0g/mol

Explanation:

Step 1: Given data

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  • Temperature (T): 273.15 K (standard temperature)
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Step 2: Calculate the moles of the gas

We will use the ideal gas equation.

P \times V = n \times R \times T\\n = \frac{P \times V}{R \times T} = \frac{1atm \times 0.0933L}{\frac{0.0821atm.L}{mol.K}  \times 273.15K} = 4.16 \times 10^{-3} mol

Step 3: Calculate the molar mass of the gas

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\frac{0.125g}{4.16 \times 10^{-3} mol} =30.0g/mol

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Answer:

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Explanation:

<em>2.5 inches</em> = <em>6.35 centimeters</em>

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