Chemistry, 05.03.2020 07:21 kodyharris117
An element has two naturally-occurring isotopes. The mass numbers of these isotopes are 123 amu and 125 amu, with natural abundances of 95% and 5%, respectively. Calculate its average atomic mass. Report your answer to 1 decimal place.
Answers: 1
Chemistry, 22.06.2019 03:40, 19thomasar
Kc = 0.040 for the system below at 450oc. if a reaction is initiated with 0.40 mole of cl2 and 0.40 mole of pcl3 in a 2.0 liter container, what is the equilibrium concentration of cl2 in the same system? pcl5(g) ⇄ pcl3(g) + cl2(g)
Answers: 3
Chemistry, 22.06.2019 11:00, bigwaYne
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 15:30, sanchez7489
Draw the lewis dot structure for each of the following polyatomic ions
Answers: 1
An element has two naturally-occurring isotopes. The mass numbers of these isotopes are 123 amu and...
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