Chemistry, 29.09.2019 03:00 saltytaetae

10 points ! sunlight is slowed most when traveling through question 21 options: a. water. b. a vacuum. c. the atmosphere. d. none of these, as light always travels at the same speed.

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Chemistry, 22.06.2019 06:30, backup5485

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

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Chemistry, 22.06.2019 14:30, joejoefofana

Consider the reduction reactions and their equilibrium constants. cu+(aq)+e−↽−−⇀cu(s)pb2+(aq)+2e−↽−−⇀ pb(s)fe3+(aq)+3e−↽−−⇀fe(=6.2×108=4. 0×10−5=9.3×10−3 cu + ( aq ) + e − ↽ − − ⇀ cu ( s ) k =6.2× 10 8 pb 2 + ( aq ) +2 e − ↽ − − ⇀ pb ( s ) k =4.0× 10 − 5 fe 3 + ( aq ) +3 e − ↽ − − ⇀ fe ( s ) k =9.3× 10 − 3 arrange these ions from strongest to weakest oxidizing agent.

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Chemistry, 22.06.2019 18:00, liddopiink1

An object displaces 652 ml of water. the volume of the object is: 0.652 cm³ 6.52 cm³ 65.2 cm³ 652 cm³

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Chemistry, 23.06.2019 06:30, aurikmah2005

Acertain atom has 22 protons and 19 electrons. this atom loses an electron. the net charge on the atom is now 4+1+01-4-. if this same atom with 22 protons and 19 electrons were to gain 3 electrons, the net charge on the atom would be 3+2+02-3-.

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10 points ! sunlight is slowed most when traveling through question 21 options: a. water. b. a vac...