Chemistry, 19.01.2020 16:31 andyboy336747
Skydivers jump out of planes with only the backpacks on their backs. of course, these packs contain the parachutes that keep skydivers from falling to earth too quickly.
when a skydiver opens his parachute, he suddenly stops falling so fast. what force does the parachute supply that causes this?
a) the drag force.
b) the thrust force.
c) the friction force.
d) the force of gravity.
Answers: 3
Chemistry, 22.06.2019 13:00, monkeyrose1999
The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?
Answers: 3
Chemistry, 22.06.2019 17:30, Naysa150724
Oil rich countries in the middle east cover about 4% of earths total land area but prossess about 48% of the worlds known oil reserves what is the main reason for high concentration of reserves in this part of the world
Answers: 3
Chemistry, 23.06.2019 01:30, sheldonwaid4278
Magnesium is the limiting reactant in this experiment. calculate the theoretical yield of mgo for each trial. trial 1: trial 2: data mass of empty crucible with lid trial 1: 26.688 trial 2: 26.681 mass of mg metal, crucible, and lid trial 1: 26.994 trial: 2 26.985 mass of mgo, crucible, and lid trial 1: 27.188 trial 2: 27.180
Answers: 1
Skydivers jump out of planes with only the backpacks on their backs. of course, these packs contain...
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