Which pair of terms best describes a wooden table? a. biotic and nonlivingb. biotic and livingc. abiotic and nonliving d. abiotic and living

All vaccination should(n’t) be mandatory! 1.at least 5 sentences explaining 2.why? 3.in the end summarize the sentence

With the word calcite wich completes the analogy mineral, erosion, marble, or aragonite

Consider the following reaction: 2h2 + o2 —> 2h2o a) what are the reactants in this reaction? b) what are the products in this reaction? c) how many molecules of oxygen are used in this reaction?