The atomic number of lithium is 3. How many neutrons does an atom of lithium have if it is represented by the symbol shown below?

7Li

A. 2 neutrons

B. 13 neutrons

C. 4 neutrons

D. 7 neutrons

What type of bond is formed between elements with a large difference in electronegativity?

Which biome contains plants and animals that are adapted to conserve water?

The force that keeps the nucleons bound inside the nucleus of an atom

Write the ka expression for an aqueous solution of hypochlorous acid:

What is the mass by precent of oxygen in carbon dioxide (co2)

What property do most metals share

Express this amount in dozens. (Use decimal form.) 75 pies

A series circuit has two 5.0-ohm resistors and a power source of 9.0 volts. How will the current be affected and what will it be if another resistor (with a resistance of 7.5 ohms) is added to the circuit? A. increase; 0.51 amps B. increase; 0.

Which type of reaction will occur when equal volumes of 0.1 M HCl and 0.1 M NaOH are mixed 1. Neutralization 2. Ionization 3. Electrolysis 4. Hydrolysis

What is molarity of heavy water?