Which group of elements has seven valence electrons?

a) the carbon family b) the halogens c) the halogens d) the noble gases

What is the empirical formula for a compound if a sample contains 3.72g of P and 21.28g of Cl?

Consider the reaction co (g) + nh3 (g) âhconh2 (g), kc=0.900 if a reaction vessel initially contains only co and nh3 at concentrations of 1.00 m and 2.

Where is aggregate generally found?

What is the solution to the problem rounded to the correct number of significant figures? 8.01 * 4.1 = ?

In a uranium fission reaction, uranium splits into two smaller atoms and energy. Where did the energy come from? A. Chemical bonds are broken, and chemical energy is released. B.

Is hydrofluoric acid stronger than acetic acid?

How much energy does an electric hair dryer use if it draws 8.3 amps of current when using 120 volts for 5.0 minutes?

You need a 45% alcohol solution. on hand, you have a 480 ml of a 40% alcohol mixture. you also have 85% alcohol mixture. how much of the 85% mixture will you need to add to obtain the desired solution?

Write the net ionic reation for the neutralization of hcl by naoh. calculate hrxn for reaction from the enthepies of formation of the reactiom and product

Can you zooley answers.