Chemistry, 18.04.2020 02:45 marianabeel230
Light travels at a rate of 3.00 x 10^8 m/s. It takes light 8.30 min to travel from the surface of the sun to the earth. What is the distance of the earth from the sun?
Answers: 2
Chemistry, 22.06.2019 03:30
Adrop of acetone (nail polish remover) has a mass of 35 mg and a density of 0.788 g/cm3. what is its volume in cubic centimeters?
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Chemistry, 22.06.2019 03:40
Kc = 0.040 for the system below at 450oc. if a reaction is initiated with 0.40 mole of cl2 and 0.40 mole of pcl3 in a 2.0 liter container, what is the equilibrium concentration of cl2 in the same system? pcl5(g) ⇄ pcl3(g) + cl2(g)
Answers: 3
Chemistry, 22.06.2019 08:00
If 90.0 grams of ethane reacted with excess chlorine,how many grams of dicarbon hexachloride would form
Answers: 1
Light travels at a rate of 3.00 x 10^8 m/s. It takes light 8.30 min to travel from the surface of th...
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