Chemistry, 26.07.2019 12:00 goverton101
Question 1 a chemist dissolves 154.mg of pure hydrochloric acid in enough water to make up 170.ml of solution. calculate the ph of the solution. be sure your answer has the correct number of significant digits
Answers: 1
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Acamcorder has a power rating of 17 watts. if the output voltage from its battery is 7 volts, what current does it use?units:
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Calculate - analysis of compound composed of iron and oxygen yields 174.86 of fe and 75.14g of o. what is the empirical formula for this compound?
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The tilt of the earth's axis of rotation is responsible for the a) ocean's tides. b) size of the moon. c) brightness of stars. d) earth’s seasons.
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As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter
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Question 1 a chemist dissolves 154.mg of pure hydrochloric acid in enough water to make up 170.ml of...
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