Chemistry, 23.10.2020 16:40 riveranikki2
A roller coaster car starts down a slope, its speed is 2 m/s. But 5 seconds later, at the bottom, its speed is 37 m/s. What is its average acceleration?
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Chemistry, 23.06.2019 00:00
How many moles of water are created if 3 moles of hydrogen react completely with excess oxygen?
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Chemistry, 23.06.2019 01:50
Ablock of aluminum is dropped into a graduated cylinder with an initial volume of water at 75ml and the volumes rises to 90ml. if the block has a mass of 40.5 g what is its density ?
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Chemistry, 23.06.2019 04:40
6) (a) calculate the absorbance of the solution if its concentration is 0.0278 m and its molar extinction coefficient is 35.9 l/(mol cm). the depth of the cell is 5 mm. (b) what is the %t? (7) calculate the absorbance of the solution if the transmitted light intensity is 70% of the initial light beam intensity
Answers: 1
A roller coaster car starts down a slope, its speed is 2 m/s. But 5 seconds later, at the bottom, it...
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