1. ice cream melting
Is the change physical or chemical?
Why do you thinks so? (2-3 rea...
Chemistry, 18.12.2020 01:00 kaitlyn114433
1. ice cream melting
Is the change physical or chemical?
Why do you thinks so? (2-3 reasons/indicators)
Answers: 3
Chemistry, 21.06.2019 20:20
Concerning the 10.0 ml of 0.50 m nacl to 100 ml of solution: when a solution is diluted, does it change the number of moles dissolved?
Answers: 3
Chemistry, 22.06.2019 03:30
If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.
Answers: 1
Chemistry, 22.06.2019 13:50
Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.
Answers: 1
Chemistry, 22.06.2019 16:30
At 20°c, a sample of h2o liquid and a sample of co2 gas each have the same average kinetic energy. why is one a liquid and the other a gas at this temperature?
Answers: 1
History, 03.02.2020 00:53
Spanish, 03.02.2020 00:53
Biology, 03.02.2020 00:53
Mathematics, 03.02.2020 00:53
Mathematics, 03.02.2020 00:53
Mathematics, 03.02.2020 00:53
Chemistry, 03.02.2020 00:53
Mathematics, 03.02.2020 00:53
Chemistry, 03.02.2020 00:53
Mathematics, 03.02.2020 00:53
Business, 03.02.2020 00:53