A book has a mass of 15,000g. What is it's mass in pounds

How many moles are there in 78.3g of CO2?

Using the combined gas law above, identify the variables that would be in the numerator (A) and denominator (B) if you were to rearrange the gas law to solve for final temperature. T subscript 2 equals StartFraction A over B EndFraction.

Where on the periodic table are the Halogens located?

Calculate the heat (in J) required to raise the temperature of 3.02 g of solid silver from 22.3 degrees Celsius so solid silver at 47.0 degrees Celsius?

Define Physical change and chemical change. State which type of change occur in each of the following statemenet: (a) Passing an electric current through molten magnesium chloride yields moltenm magnesium and gaseous chlorine.

At 25 ∘c, kp = 25 for the reaction h2 (g) + i2 (g) ⇌2hi (g). at equilibrium, the partial pressure of both h2 and i2 is 0.296 atm. what is the partial pressure of hi at equilibrium?

A pool is being drained at a rate of 120 gallons per minute. what is the rate in liters per hour?

True or false: Chemical reactions can be detected by the formation of a gas.

List some common liquids that you think are acidic or basic. For example, do you think orange juice is acid or base? Why do you think each liquid is an acid or base?

Given the equation 4Al + 3O2 - -> 2Al2O3 if 325 grams of Al2O3 are to be formed, determine the mass of aluminum that must be reacted with excess oxygen. Question 4 options: 101.77g Al 26.9g Al 171.80g Al 6.38g Al