If element x has 89 protons, how many electrons does it have?

Compare the stability of a lithium atom with that of its ion, Li+.

Witch of the following chemical equations represent a neutralization reaction

On a summer day, you take a road trip through Chelan, WA, in a Tesla Model S. You start out at a temperature of 19°C in the morning, but the temperature in Chelan will reach a peak of 55°C. Each tire on your car holds 16.

What's the main food source of potassium

How do you know when the reaction between baking soda and an acid ingredient has ended

The average kinetic energy of the particles in a gas A. is not affected by the temperature of the substance. B. increases as the temperature of the substance decreases. C. is proportional to the temperature of the substance. D.

If the molar mass of NaCl is 58.44 g/mol, what amount of NaCl (in mol) is contained in 250.0 mg of NaCl?

Which has more surface area, a rock the size of your hand or a handful of small rocks?

4Al (s) + 3O2 (g) - >2Al2O3 (s) the reaction is started by mixing 10.0g of Al and 10.0g of O2. What is the limiting reaction and how much Al2O3 is produced?

F 3.84 moles of methane are consumed in this reaction, how many moles of HCN will be produced?