What element has only one proton in its nucleus?

Using ammonia, show how Bronsted and Lowry improved the defination of acids and bases

Which of these is an element? A. Oxygen B. Sodium Chloride C. Water D. Air

What additional volume of 10.0 m hcl would be needed to exhaust the remaining capacity of the buffer after the reaction described in part b? express your answer in milliliters using two significant figures?

Which of the following is not a skill scientist use to learn about the world A. Predicting B. Observing C. Inferring D. Scientist use all of the above skills

S + HNO3 = H2SO4 + NO

O2 + CS2 → CO2 + SO2 Which of the following shows the equation balanced?

Convert 970. mm Hg to atm.

The addition of a catalyst in a chemical reaction (A) increases the concentration of products at equilibrium. (B) increases the fraction of reactant molecules with a given kinetic energy.

Is fire hot or cold?

In Flask A, you reacted 7.23 g Mg with 1.05 mol HCl. In Flask B, you reacted 1.22 g Mg with 1.35 mol HCl. Which balloon will inflate the most?