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Calculate mass percent of oxygen in zinc bromate

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Sreedhar.chemLv1

26 Aug 2021

Answer: 25.5% Step-by-step explanation:Mass% of oxygen= mass of oxygen x 100/m...

An atom of oxygen has an atomic number of 8 and a mass number of 18. How many of each type of subatomic particles does it contain

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Sreedhar.chemLv1

26 Aug 2021

Answer: Step-by-step explanation:Mass number (A) = no of protons (Z) +Neutron ...

What is the equilibrium constant expression for the reaction below?

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Sreedhar.chemLv1

13 Aug 2021

Answer: Kc=[H2SO4]/[SO3][H2O]Step-by-step explanation:Equilibrium constant exp...

Consider the reaction:

3NO (g) ⇆ N2O (g) + NO2 (g)

What is the expression for Kc for this reaction?

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Sreedhar.chemLv1

13 Aug 2021

Answer: Kc= [N2O][NO2]/[NO]^3Step-by-step explanation:Equilibrium constant Kc ...

How many minutes are there in three and a half hours?

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Sreedhar.chemLv1

13 Aug 2021

Answer: 210 minutes Step-by-step explanation:1 Hour=60 minutes 31/2 hr= X minu...

If I contain 2.74 moles of gas in a container with a volume of 58.2 liters and at a temperature of 414.K, what is the pressure inside the container in atm?

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Sreedhar.chemLv1

23 Jul 2021

Answer: P=1.6 atmStep-by-step explanation:By PV=nRT P=nRT/V P= 2.74 molesx 0.0...

If I have 2.9 moles of a gas at a pressure of 6.6 atm and a volume of 18 liters, what is the temperature in Celsius?

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Sreedhar.chemLv1

23 Jul 2021

Answer: 225.97°C Approximately 226°CStep-by-step explanation:By PV =nRT T= PV/...

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