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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.
Answers: 1
Chemistry, 22.06.2019 17:20
Pegmatites are igneous rocks in which the individual minerals are very large. typically, the minerals are all light-colored quartz, feldspar and muscovite. if you were given a black and white photograph of a pegmatite in a quarry (where the rock has been blasted and broken), what physical properties could you use to identify those three minerals in this hypothetical photo? describe each mineral and the specific diagnostic properties. be specific.
Answers: 2
Chemistry, 22.06.2019 23:50
Be sure to answer all parts. the following equilibrium constants were determined at 1123 k: c(s) + co2(g) โ 2co(g) k'p = 1.30 ร 1014 co(g) + cl2(g) โ cocl2(g) k''p = 6.00 ร 10โ3 calculate the equilibrium constant at 1123 k for the reaction: c(s) + co2(g) + 2cl2(g) โ 2cocl2(g) 4.68 ร 10 9 (enter your answer in scientific notation.) write the equilibrium constant expression, kp:
Answers: 3
Chemistry, 23.06.2019 01:00
Which of the following is the molecular formula for a simple sugar? a. cooh b. h2o c. oh d. c6h12o6
Answers: 1
Asolution that dissloves completely is called a?...
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