Chemistry, 12.07.2019 12:30 perezriii4133
Anucleus of mass number 81 contains 46 neutrons. an atomic ion of this element has 36 electrons in it. write the symbol for this atomic ion (give the symbol for the nucleus and give the ionic charge as a right superscript).
Answers: 1
Chemistry, 22.06.2019 22:00
How many moles of no2 will form when 3.3 moles of cu are reacted with excess hno3?
Answers: 3
Chemistry, 23.06.2019 00:30
The molecular weight of carbon dioxide, co2, is 44.00 amu, and the molecular weight of nitrous dioxide, no2, is 46.01 amu, so no2 diffuses co2
Answers: 2
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
Anucleus of mass number 81 contains 46 neutrons. an atomic ion of this element has 36 electrons in i...
Computers and Technology, 21.03.2020 05:29
Mathematics, 21.03.2020 05:29
Mathematics, 21.03.2020 05:29
Chemistry, 21.03.2020 05:29