Potassium (K) has an atomic number of 19. It often forms an ion by losing 1 electron. How many electrons would the ion have?

3. Identify the oxidizing agent in each of the fol- lowing reactions. a) Cu2 + (aq) + Mg (s) + Cu (s) + Mg2 + (aq) b) Fe, O3 (s) + 3CO (g) → 2Fe (1) + 3CO, (g)

The standard reduction potentials of lithium metal and chlorine gas are as follows: Reaction Reduction potential (V) Li + (aq) + e-→Li (s) - 3.04 Cl2 (g) + 2e-→2Cl - (aq) + 1.

An increase in the temperature of reactant causes an increase in the rate of reaction. Which of the following is the best explanation?

Dichlorine pentoxide

The energy released in the fission of a 235u nucleus is about 200 mev. how much rest mass (in kg) is converted to energy in this fission?

The ostwald process is used commercially to produce nitric acid, which is, in turn, used in many modern chemical processes. in the first step of the ostwald process, ammonia is reacted with oxygen gas to produce nitric oxide and water.

Convert 6.766 * 10 ms into s

How much CO2 is produced from 10g of CH4?

Two components combine to create a binary ionic compound. Name one of them

True or false. The synthesis of giant molecules from components of repeating units is polymerization.