Abasic observation of a star is how bright it appears. this brightness is known as the star's
a...
Chemistry, 31.10.2019 19:31 SpeechlessZzz9920
Abasic observation of a star is how bright it appears. this brightness is known as the star's
a. luminosity.
b. apparent magnitude.
c. absolute magnitude.
d. absent magnitude
Answers: 2
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Answer asap need by wednesday morning calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 best answer will be brainliest
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Which statement is true about a catalyst? a: a catalyst decreases the rate of the reaction. b. a catalyst is consumed during a chemical reaction. c. a catalyst lowers the activation energy of a reaction. d. a catalyst increases the reactant concentration during a reaction.
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Chemistry, 23.06.2019 00:00
Which is true about metals used for jewelry, such as platinum and gold? a. they have low flammability. b. they have low reactivity. c. they have high flammability. d. they have high reactivity.
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