Chemistry, 30.06.2019 01:40, BigGirlsTheBest
Why is it that the boiling temperature of the water is lower at high elevations than at sea level because the atmospheric pressure is lower at high elevation than at sea level? can someone explain the chemistry behind this?
Answers: 2
Chemistry, 22.06.2019 04:30, KarenH3512
Use the drop-down menus to answer each question. which runner finished the 100 m race in the least amount of time? which runner stopped running for a few seconds during the race? at what distance did anastasia overtake chloe in the race?
Answers: 1
Chemistry, 22.06.2019 14:30, joejoefofana
Consider the reduction reactions and their equilibrium constants. cu+(aq)+eββ½βββcu(s)pb2+(aq)+2eββ½βββ pb(s)fe3+(aq)+3eββ½βββfe(=6.2Γ108=4. 0Γ10β5=9.3Γ10β3 cu + ( aq ) + e β β½ β β β cu ( s ) k =6.2Γ 10 8 pb 2 + ( aq ) +2 e β β½ β β β pb ( s ) k =4.0Γ 10 β 5 fe 3 + ( aq ) +3 e β β½ β β β fe ( s ) k =9.3Γ 10 β 3 arrange these ions from strongest to weakest oxidizing agent.
Answers: 3
Chemistry, 22.06.2019 19:30, Adrian12313
Estimate the molar mass of the gas that effuses at 1.6 times the effusion rate of carbon dioxide.
Answers: 1
Chemistry, 22.06.2019 20:00, jalenevoyles
Phosphoric acid is a triprotic acid ( =6.9Γ10β3 , =6.2Γ10β8 , and =4.8Γ10β13 ). to find the ph of a buffer composed of h2poβ4(aq) and hpo2β4(aq) , which p value should be used in the hendersonβhasselbalch equation? p k a1 = 2.16 p k a2 = 7.21 p k a3 = 12.32 calculate the ph of a buffer solution obtained by dissolving 18.0 18.0 g of kh2po4(s) kh 2 po 4 ( s ) and 33.0 33.0 g of na2hpo4(s) na 2 hpo 4 ( s ) in water and then diluting to 1.00 l.
Answers: 3
Why is it that the boiling temperature of the water is lower at high elevations than at sea level be...
Mathematics, 29.06.2019 22:40
Mathematics, 29.06.2019 22:40
Biology, 29.06.2019 22:40