Physics, 10.09.2019 04:20 torrejes241
During the developing of a tlc plate, it is common to place a cover on the chromatography chamber and have a piece of moist filter paper line the walls of the tlc chamber. why is the moist filter paper in the tlc chamber of importance during thin-layer chromatography?
Answers: 2
Physics, 21.06.2019 21:30
The step-down transformer gives a current of 10a at 24v if the primary voltage is 240v calculate the 1_primary current 2_the power input 3_the power output
Answers: 2
Physics, 22.06.2019 16:30
He latent heat of vaporization for ethyl alcohol is 854 j/g. the amount of energy, rounded to the nearest whole number, needed to change 5.20 grams of ethyl alcohol from a liquid to a gas is
Answers: 2
Physics, 22.06.2019 16:50
During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.
Answers: 2
Physics, 23.06.2019 00:30
What is the relationship between globular clusters and the milky way?
Answers: 1
During the developing of a tlc plate, it is common to place a cover on the chromatography chamber an...
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