Jay wants to know how the amount of acidity in rainwater influences the weathering rate of limestone. to answer his question, jay performs an experiment in which he soaks identical pieces of limestone in 200 ml of different carbonic acid solutions. the ph of the solutions range from 3.0 to 5.5. after performing his experiment once, he reports his data and draws a conclusion. what can jay do to improve the reliability and accuracy of his data?

Helium decays to form lithium. which equation correctly describes this decay?

3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. 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. make a general statement about the reactivity of the metals in this experiment.

What type of context clue you understand the meaning of  quandary?