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Chemistry, 21.06.2019 15:30
Which substance absorbs 58.16 kj of energy when 3.11 mol vaporizes? a)ch4 b)h2s c)co2 d)nacl
Answers: 2
Chemistry, 22.06.2019 00:00
Which of the following methods uses the decay of atomic particles in an object to find its exact age? a. fossil dating b. geologic dating c. radioactive dating d. relative dating
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Chemistry, 22.06.2019 04:30
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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Chemistry, 22.06.2019 05:30
Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change
Answers: 2
Mathematics, 04.01.2020 09:31
Mathematics, 04.01.2020 09:31
Mathematics, 04.01.2020 09:31
Mathematics, 04.01.2020 09:31
Geography, 04.01.2020 09:31
Mathematics, 04.01.2020 09:31
Mathematics, 04.01.2020 09:31
Mathematics, 04.01.2020 09:31