Potassium + Fluorine

Potassium is a and chlorine is a

A chemistry student found the density of Freon-11 (CFCl3) to be 5.58 g/L under her experimental conditions. Her measurements showed that the density of an unknown gas was 4.38 g/L under the same conditions. What is the molar mass of the unknown?

How is parole used in the Justice system?

1. A debit balance is a normal balance for which type of account A. Accounts payable B. Revenue C. Accounts receivable D. Owner's capital

Be sure to answer all parts. how would you prepare benzylamine (c6h5ch2nh2) from c6h5cooh? more than one step is required. qsleft1 edit structure ... qsright1 select the correct reagents for each step.

What two forces cause the arc-shape of projectile motion?

Why are some mystery elements easier to identify than others?

Which of the following processes is exothermic (heat or energy is released) ? A) ice melting in a beverage B) dry ice (solid CO2) converting to a gas at room temperature C) evaporation of water from a mud puddle D) burning propane in a barbeque

What is one way to increase the dissolution rate of a sugar cube? a) crush the sugar cube into smaller pieces b) add more sugar cubes to the solvent c) increase the pressure on the solution d) decrease the temperature of the solution

Vitamin A is a very large organic molecule composed of twenty atoms of carbon, one atom of oxygen and thirty atoms of hydrogen. How many atoms total are in TWO molecules of vitamin A. Select one: 84 68 34 102