Azi started an acid-base reaction by adding a spoonful of baking soda to a glass of vinegar. As the reaction progressed, the speed of fizzing in the glass slowed. What could Azi do to increase the rate of fizzing?

Ahypothrticalax type of ceramic material is known to have a density of 2.10 g/cm3 and a unit cell of cubic symmetry with a cell edge length of 0.57 nm. the atomic weights of the a and x elements are 28.5and 30.0 g/mol, respectively. on the basis of this information, which of the following crystal structures is (are) possible for this material: sodium chloride, cesium chloride, or zinc blende

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

This question is about electrolysis. metal spoons can be coated with silver. this is called electroplating. suggest one reason why spoons are electroplated?