Please help trusted answers
...
Answers: 1
Another question on Chemistry
Chemistry, 21.06.2019 22:00
If 1.63 times 10 negative 4 of helium dissolves in 100.0g of water, what is the concentration in parts per million
Answers: 3
Chemistry, 22.06.2019 11:00
Imagine that twenty i.u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?
Answers: 2
Chemistry, 22.06.2019 23:00
What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures
Answers: 1
Chemistry, 23.06.2019 08:00
Determine the number of moles of air present in 1.35 l at 750 torr and 17.0°c. which equation should you use? n=pv/rt what is the number of moles present? ⇒ 0.056 mol a sample of n2 gas occupying 800.0 ml at 20.0°c is chilled on ice to 0.00°c. if the pressure also drops from 1.50 atm to 1.20 atm, what is the final volume of the gas? which equation should you use? v2= p1v1t2/p2t1 what is the final volume of the gas? ⇒ 932 ml these are the answers
Answers: 1
You know the right answer?
Questions
History, 09.07.2019 04:30
Biology, 09.07.2019 04:30
Mathematics, 09.07.2019 04:30
Mathematics, 09.07.2019 04:30
Mathematics, 09.07.2019 04:30
English, 09.07.2019 04:30
Geography, 09.07.2019 04:30
