Based on each group's results, which group makes the most precise measurements of the objects temperature. A. Group A: 31.0c, 32.0c, 30.0c,
B. Group A: 29.5c, 33.0c, 31.8c,
C. Group C: 32.1c, 31.9c, 31.8c,
D. Group D:29.0c, 35.0c, 32.0c,
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Complete the following reactions using word and balanced equations including states. dilute phosphoric acid is added with a calcium hydroxide solution.

Write two balanced equations 1. dissolving of solid sodium hydroxide in water 2. the reaction of sodium hydroxide solution with hydrochloric acid

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.