Equilibrium and Calculations

We talk about chemical reactions as being a straightforward process, often times they're also ___

• going faster than calculated

• going backwards

• going sideways

• stopped completely

A commonly discussed equilibrium reaction is the combining of nitrogen and hydrogen to make ___

• urea

• sulfuric acid

• ammonia

• nitrous oxide

Tags

NGSS.HS-PS1-2

When the products form at the same rate that they break down, a reaction is said to be in its ___

• symmetrical form

• balanced equation

• stable condition

• equilibrium state

You can tinker with chemical equilibrium by altering which three factors?

• concentration, temperature and a catalyst

• the catalyst, temperature and solubility

• concentration, temperature and pressure

• concentration, solubility and pressure

Tags

NGSS.HS-PS1-5

NGSS.HS-PS1-6

In the Haber Process, increasing the pressure shifts the position of equilibrium to create more ___

• nitrogen

• hydrogen

• ammonia

• gas molecules

For every reaction, the unique number needed to do equilibrium calculations is called ___

• the equilibrium constant

• Avogadro's number

• the gas constant

• the Haber number

Tags

NGSS.HS-PS1-6

In the generalized "obviously fake" chemical equation, what do the capital letters stand for?

• the molar masses

• the coefficients

• the reactants and the products

• the equilibrium constants

Tags

NGSS.HS-PS1-7

What do the lowercase letters stand for, in the generalized "obviously fake" chemical equation?

• the molar masses

• the coefficients in a balanced reaction

• the reactants and the products

• the molecular formulas

Tags

NGSS.HS-PS1-7

When calculating the equilibrium constant, each concentration is ___

• subtracted from the product

• added together

• squared

• raised to the power of its coefficient

Tags

NGSS.HS-PS1-6

To calculate K_eq, it's the product of the products over the product of the reactants and the coefficients ___

• are factored out

• become exponents

• are added

• are cancelled