Think about the debate, and evaluate which claims were more clearly supported by reasons and evidence. Be sure to consider which speaker’s arguments and explanations best match the available evidence, and which one acknowledged where the evidence leaves matters uncertain

Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.

Achemistry student needs to standardize a fresh solution of sodium hydroxide. he carefully weighs out of oxalic acid , a diprotic acid that can be purchased inexpensively in high purity, and dissolves it in of distilled water. the student then titrates the oxalic acid solution with his sodium hydroxide solution. when the titration reaches the equivalence point, the student finds he has used of sodium hydroxide solution.calculate the molarity of the student's sodium hydroxide solution. be sure your answer has the correct number of significant digits.

What does a numerical subscript following an element in a chemical formula mean?