4.5 x 10-3
Chemistry, 14.10.2019 09:10, laraekeyes
Which of the following is the correct scientific notation for 0.000451 g?
4.5 x 10-3
4.5 x 10-5
4.51 x 10-4
45.1 x 10-4
Answers: 2
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Adeuteron, 21h, is the nucleus of a hydrogen isotope and consists of one proton and one neutron. the plasma of deuterons in a nuclear fusion reactor must be heated to about 3.02×108 k . what is the rms speed of the deuterons? express your answer using two significant figures.
Answers: 1
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According to the valence shell electron pair repulsion (vsepr) theory, a molecule that has four electron groups around the central atom will exhibit what electron geometry? view available hint(s) according to the valence shell electron pair repulsion (vsepr) theory, a molecule that has four electron groups around the central atom will exhibit what electron geometry? trigonal bipyramidal tetrahedral square planar determination of electron geometry requires information on whether the electron groups are lone pairs or bonding groups.
Answers: 2
Chemistry, 22.06.2019 18:50, christhegreat1
Asample of tin (ii) chloride has a mass of 0.49 g. after heating, it has a mass of 0.41 g. what is the percent by mass of water in the hydrate? %
Answers: 1
Which of the following is the correct scientific notation for 0.000451 g?
4.5 x 10-3
4.5 x 10-3
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