Metals and nonmetals often react and form salts (like NaCl). If Element 119, lithium, barium, fluorine and bromine are placed together in a solution, which metal and which non metal will react to make a salt? Explain why your choice. You must discuss at least two periodic trends.

Particles vibrate in a rigid structure and do not move relative to their neighbors.

Type the correct answer in each box. use numerals instead of words. the distance between earth and the moon is about 384,400 kilometers. the distance can be written in scientific notation as a × 10b kilometers, where a = and b = .

Asample of water is taken and kept in a beaker in a freezer at a constant temperature of 0°c. if the system is at dynamic equilibrium, which of these statements is true? the rate of freezing is equal to the rate of melting. the rate of freezing is greater than the rate of melting. the amount of ice is greater than the amount of water. the amount of ice is equal to the amount of water.