Consider the following reaction: 3A → 2B The average rate of appearance of B is given by Δ [B]/Δ t. Comparing the rate of appearance of B and the rate of disappearance of A, we get Δ [B]/Δ t = ⋅ (-Δ [A]/Δ t).

Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.

Describe the difference between a. a hypothesis and a theory and b. an observation and an experiment.

The element that has the greatest electronegativity is