Chemistry, 23.11.2020 01:50 helpmeplzandty
if a baloon filled with dry hydrogen weighs 35 gram, but weighs 440 grams when filled with the vapour of an organic compound. calculate the vapour density and RMM of the organic compound.
Answers: 1
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Bose-einstein condensation occurs at what temperature?
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Chemistry, 22.06.2019 01:30, montoyaricardo3550
Aroller coaster car is traveling down a track at 22 m/s. the car has a mass of 2000 kg. what is the kinetic energy of the car? a) 22,000 j b) 968,000 j c) 484,000 j d) 44,000 j
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Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?
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Chemistry, 22.06.2019 16:00, winnie45
He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98
Answers: 2
if a baloon filled with dry hydrogen weighs 35 gram, but weighs 440 grams when filled with the vapou...
Mathematics, 17.03.2020 02:10