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dangina [55]
3 years ago
12

Nitrogen is collected over water until a volume of 2.0 liters had been obtained. The room pressure is 740mm and the temperature

is 26 C. How many moles of N2 are collected? (Vapor pressure of H2O at 26 C is 25.2mm)
Chemistry
1 answer:
faust18 [17]3 years ago
8 0

Answer:

geruow0irghvn3p0unhie0ghik

Explanation:

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Answer:

See explanation

Explanation:

This conversion must go through a sequence of steps as i have shown in the image attached to this answer.

The acetone is converted to propan-2-ol using LiAlH4, THF and acid. The  propan-2-ol may be converted to propene by E2 elimination. Addition of HBr yields 2-bromo propane.

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denis23 [38]

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What is meant by conversion of energy
MissTica

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4 0
3 years ago
The process of nuclear division that produces haploid sex cells is mitosis. Please select the best answer from the choices provi
Ivanshal [37]

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Explanation:

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4 0
2 years ago
I need answers to question 1,2,3
sashaice [31]

Answer:

1. 0.125 mole

2. 42.5 g

3. 0.61 mole

Explanation:

1. Determination of the number of mole of NaOH.

Mass of NaOH = 5 g

Molar mass of NaOH = 23 + 16 + 1

= 40 g/mol

Mole of NaOH =?

Mole = mass /molar mass

Mole of NaOH = 5/40

Mole NaOH = 0.125 mole

2. Determination of the mass of NH₃.

Mole of NH₃ = 2.5 moles

Molar mass of NH₃ = 14 + (3×1)

= 14 + 3

= 17 g/mol

Mass of NH₃ =?

Mass = mole × molar mass

Mass of NH₃ = 2.5 × 17

Mass of NH₃ = 42.5 g

3. Determination of the number of mole of Ca(NO₃)₂.

Mass of Ca(NO₃)₂ = 100 g

Molar mass of Ca(NO₃)₂ = 40 + 2[14 + (3×16)]

= 40 + 2[14 + 48]

= 40 + 2[62]

= 40 + 124

= 164 g/mol

Mole of Ca(NO₃)₂ =?

Mole = mass /molar mass

Mole of Ca(NO₃)₂ = 100 / 164

Mole of Ca(NO₃)₂ = 0.61 mole

6 0
2 years ago
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