I stg these bots with links keep answering my questions so can anyone help me with this problem? How many grams of chlorine gas are needed to react with 2.50 liters of a 3.34 molar potassium bromide solution?
Cl2 + 2KBr → 2KCl + Br2

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

Match the following vocabulary terms to their definitions. 1. amount of energy required to change 1 gram of material from the solid to the liquid state at its melting point 2. a measure of the kinetic energy of the particles of a substance 3. the amount of heat energy required to raise the temperature of 1 gram of liquid water from 14.5°c to 15.5°c 4. amount of energy required to change 1 gram of material from the liquid to the gaseous state at its boiling point 5. the amount of energy required to change 1 gram of a substance 1°c a. temperature b. latent heat of vaporization c. latent heat of fusion d. calorie e. specific heat

Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?