You have a block of dry ice (-40°C), an ice cube (-5°C) and alcohol (15°C). In which one do molecules move the fastest?

A. Ice Cube

B. Dry Ice

C. Water

D. Alcohol

A chemical engineer calculated that 15.0 mol H2 was needed to react with excess N2 to prepare 10.0 mol NH3. But the actual yield is 60.0%. Write a balanced chemical equation for the reaction. Is the amount of H2 needed to make 10.

How many food calories are in 600. joules

The series of processes that slowly change rocks from one kind to another is referred to as the

What is the [ch3co2-]/[ch3co2h] ratio necessary to make a buffer solution with a ph of 4.44?

What is the relationship between urbanization and population increase

What is an aqueous solution of sodium chloride is best classified as

5) Solid lithium metal is added to an aqueous solution of magnesium chloride forming lithium chloride solution and solid magnesium a. If you begin the reaction with 15.0 g of lithium and 25.

A compound is found to contain 47 percent potassium 14.5 percent carbon and 38.5 percent oxygen by the way the molar mass of the compound is 166.2 g what is the molecular formula

How do you go from moles to atoms

Write conversion factors (as ratios) for the number of: (a) kilometers in 1 mile (b) liters in 1 cubic foot (c) grams in 1 ounce