Questions LLC
Login
or
Sign Up
Ask a New Question
Chemistry
Chemical Reactions
Gas properties
A chemical reaction produced a 0.311 g sample of gas which occupied 225 mL at 55 C exerting a pressure of 886 mm Hg. What is the molar mass of the gas?
1 answer
32 g/mol
You can
ask a new question
or
answer this question
.
Similar Questions
A chemical reaction produced a 0.311 g sample of gas which occupied 225 mL at 55 C exerting a pressure of 886 mm Hg. What is the
Top answer:
you will have to use this two formulas p*V=n*R*T n=m/M p*V=(m/M)*R*T p*V*M=m*R*T M=(m*R*T)/P*V then
Read more.
The chemical reaction for the generation of gas in an automobile safety air bag is 2NaN3(s)→ 2Na(s)+3N2(g)
What volume of gas
Top answer:
i need help
Read more.
When a sample of potassium nitrate is heated, oxygen gas is produced. This gas, collected in a 750 milliliter flask, has a
Top answer:
0.078 mol.
Read more.
When a sample of potassium nitrate is heated, oxygen gas is produced. This gas, collected in a 750 milliliter flask, has a
Top answer:
To find the number of moles of oxygen gas produced in this reaction, we can use the Ideal Gas Law
Read more.
In the reaction of 2.75 g of magnesium metal with excess hydrochloric acid, what volume of hydrogen gas will be produced by the
Top answer:
What pressure will be exerted by 45.0 grams of CO2 at a temperature of 25 ˚C and a volume of 630.
Read more.
A sample of hexane was cracked. A sample of 50cm³ of gas was produced. The gas decolorized 4cm³ of 0.23moldm–³ solution of
Top answer:
millimoles Br2 used = mL x M = 4*0.23 = approx 0.9 1 mol Br2 adds to 1 mol alkene; therefore, mmols
Read more.
A sample of hexane was cracked. A sample of 50cm³ of gas was produced. The gas decolorized 4cm³ of 0.23moldm–³ solution of
Top answer:
alkene not alien
Read more.
Propane exists as gas and is derived from petroleum products. It can be formed in chemical reaction of carbon and hydrogen gas.
Top answer:
The correct option is d) 6C(s) + 6H2(g) à 2C3H8(g) DH = 207 kJ. This is because the balanced
Read more.
Hydrogen cyanide (HCN) is a poisonous chemical that is used in the extraction of gold. It
is produced by the reaction of ammonia
Top answer:
It sure looks like CH4 + NH3 = HCN + 3H2 So the equation says you will get 5 moles of HCN. Convert
Read more.
Could you please help me.
When water is electrolyzed, two gases ar produced. As indicated in the chemical equation, twice the
Top answer:
Sure, I'd be happy to help! a) When water is electrolyzed, two gases are produced: hydrogen gas (H2)
Read more.
Related Questions
2CH3OH(g)→2CH4(g)+O2(g)ΔH=+252.8kJ
For a given sample of CH3OH, the enthalpy change during the reaction is 82.2kJ . How many
Nitric acid can be produced by the reaction of gaseous nitrogen dioxide with water.
3NO2(g) + H2O(§¤) −> 2HNO3(§¤) + NO(g)
When chlorine gas is added to an aqueous solution of sodium fluoride (aq)
a) fluorine gas is produced. b) a synthesis reaction
If a sample of pure hydrogen gas is ignited very carefully, the hydrogen burns gently, combining with the oxygen gas of the air
Hydrogen gas can be produced by the reaction of magnesium metal with hydrochloric acid by the reaction below.
Mg + 2HCl → MgCl2
Nitric acid can be produced by the reaction of
gaseous nitrogen dioxide with water. 3 NO2(g) + H2O(ℓ) −→ 2 HNO3(ℓ) +
Which of the following statements are true about chemical reactions?
Check all that apply. A. Reactants are on the right when
A 10.0 g sample of carbon monoxide, a poisonous gas produced by the incomplete combustion of hyrdocarbons, occupies 15.0 l at a
At STP,a certain mass of gas occupied a volume of 790cm³,find the temperature at which the gas occupied 1000cm³ and has a
1. What is the cause of a gas sample exerting pressure on its surroundings, such as a container?
A. The sum of the volumes of all
