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Ugo [173]
4 years ago
7

When determining the density of a pure liquid or solution the temperature of the sample must be measured what is the density of

a liquid sample depend on the temperature
Chemistry
1 answer:
Whitepunk [10]4 years ago
3 0
Idk I just need points sorry man
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Identify each process numbered 1-6
Vedmedyk [2.9K]

Answer:

1 = Melting

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3 = Sublimation

4 = Deposition

5 = Condensation

6 = Boiling

Explanation:

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The formal charge is the "charge" an element would have in a molecule or ion if all of the bonding electrons were shared equally
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Why are mole ratios important to stoichiometry calculations?
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Difference between boiling point and freezing point​
Paladinen [302]

Answer:

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8 0
4 years ago
A student titrated 20 ml of 0.410 m hcl with 0.320 m naoh. determine the volume of naoh needed at equivalence point
Aleksandr-060686 [28]

Answer:

25.6mL NaOH

Explanation:

We are given the Molarity of the solution (\frac{moles}{liters}) and the volume of the solution (.02L).

By multiplying the two together, we can find the moles of solution that are reacted with HCl.

moles = \frac{.410 moles}{L} *.02L

This gives us .0082 moles of HCl.

We then find the moles of NaOH that are needed to react with the HCl using the equation.

HCl + NaOH = NaCl + H_{2} O

As HCl and NaCl have a 1:1 ratio, we need .0082 mol of NaOH.

Dividing this value by the Molarity of the solution

\frac{.0082mol}{.320mol/L}

Gives us the answer, in Liters (.0256), which we can then divide by 100 convert to mL.

3 0
3 years ago
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