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emmasim [6.3K]
3 years ago
11

Density is the measure of how much __________ is contained in a given volume

Chemistry
1 answer:
mel-nik [20]3 years ago
7 0
Density is the measure of how much mass is contained in a given volume.
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0. 820 mole of hydrogen gas has a volume of 2. 00 l at a certain temperature and pressure. What is the volume of 0. 125 mol of t
Mamont248 [21]

The volume of 0.125 mole of the gas at the same temperature and pressure 0.30 L

<h3>Data obtained from the question </h3>
  • Initial mole (n₁) = 0.82 mole
  • Initial volume (V₁) = 2 L
  • New mole (n₂) = 0.125 mole
  • Pressure = Constant
  • Temperature = Constant
  • New Volume (V₂) =?

<h3>How to determine the new volume</h3>

The new volume can be obtained as illustrated below

PV = nRT

Divide both side by P

V = nRT / P

Divide both side by n

V / n = RT / P = Constant

Thus,

V₁ / n₁ = V₂ / n₂

2 / 0.82 = V₂ / 0.125

Cross multiply

0.82 × V₂ = 2 × 0.125

Divide both side by 0.82

V₂ = (2 × 0.125) / 0.82

V₂ = 0.30 L

Learn more about ideal gas equation:

brainly.com/question/4147359

#SPJ12

4 0
2 years ago
A 1.000 kg sample of nitroglycerine, C3H5N3O9, explodes and releases gases with a temperature of 1985°C at 1.100 atm. What is th
Ede4ka [16]

Answer:

742.2 L

Explanation:

First we must find the number of moles of nitroglycerine reacted.

Molar mass of nitroglycerine= 227.0865 g/mol

Mass of nitroglycerine involved = 1×10^3 g

Number of moles of nitroglycerine= 1×10^3g/227.0865 g/mol

n= 4.40361 moles

T= 1985°C + 273= 2258K

P= 1.100atm

R= 0.082atmLmol-1K-1

Using the ideal gas equation:

PV= nRT

V= nRT/P

V= 4.40361× 0.082× 2258/1.1

V= 742 L

6 0
3 years ago
What is the chemical formula for Sodium phosphate trihydrate?
mina [271]

Answer:

Hope this will help you

4 0
3 years ago
Please help me this is due by midnight!!
mamaluj [8]

Answer:

c

Explanation:

4 0
3 years ago
Is the equation for reaction 1 balanced? Explain your reasoning. If the reaction is not balanced, then state how you would balan
sveticcg [70]

Answer:

Reaction is already balanced

Explanation:

The equation in reaction 1 is given as;

CH3COOH + NaHCO3 --> CO2 + H2O +  Na+   +  CH3COO-

The reaction is already balanced. This is because the umber of atoms of elements in the reactant is equal to that of the products

Carbon

Reactant = 2 + 1 = 3

Product = 2 + 2 = 3

Hydrogen

Reactant = 3 + 1 + 1 = 5

Product = 2 + 3 = 5

Oxygen

Reactant = 2 + 3 = 5

Product = 2 +1 + 2 = 5

Sodium

Reactant = 1

Product = 1

3 0
3 years ago
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