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Chemistry, 22.06.2019 05:20
Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.
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Chemistry, 22.06.2019 16:50
Assuming complete dissociation of the solute, how many grams of kno3 must be added to 275 ml of water to produce a solution that freezes at -14.5 c? the freezing point for pure water is 0.0 c and k_f is equal to 1.86 c/m
Answers: 3
Chemistry, 23.06.2019 14:00
[07.06] which of the following chemical reactions is an oxidation-reduction reaction? (2 points) wo3 + 3h2 yields w + 3h2o kno3 + licl yields lino3 + kcl caso4 + 2nacl yields na2so4 + cacl2 mg(no3)2 + 2hbr yields mgbr2 + 2hno3
Answers: 1
Chemistry, 23.06.2019 18:30
Sediment that settles on the bottom of the sea may form layers of rock which description tells how this sediment is deposited. a.)randomely b.)vertically c.)diagonally d.)horizontally
Answers: 2
Which molecule will undergo only London dispersion forces when interacting with other molecules of t...
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