Chemistry, 07.03.2021 01:40 kamila20394
Strong base is dissolved in 755 mL of 0.200 M weak acid (a=4.82×10−5) to make a buffer with a pH of 4.01. Assume that the volume remains constant when the base is added.
Answers: 2
Chemistry, 22.06.2019 01:00, bettybales1986
According to the tide table below what time of day will the highest tide occur?
Answers: 1
Chemistry, 22.06.2019 05:00, foreignking02
1)each group 16 element has how many valence electrons? ( )4 ( )6 ( )8 ( )16 2)how many dots appear in the dot structure for calcium ion, ca2+? ( )zero ( )one ( )two ( )eight 3) which of the following atoms forms a cation to obtain an octet of outer shell electrons? ( )magnesium ( )oxygen ( )fluorine ( )helium 4) an al3+ ion contains 13 protons and 10 electrons. ( )true ( )false 5) valence and non-valence electrons are represented in lewis dot structures. ( )true ( )false
Answers: 3
Strong base is dissolved in 755 mL of 0.200 M weak acid (a=4.82×10−5) to make a buffer with a pH of...
English, 25.01.2021 16:00
Chemistry, 25.01.2021 16:00
Chemistry, 25.01.2021 16:00
Chemistry, 25.01.2021 16:00