Answers: 1
Chemistry, 21.06.2019 14:30
An occluded front moves over the farmland that has been experiencing drought conditions. what change in weather will this front likely bring? a. gray skies, but no rain b. an extended period of rain c. more dry air and sunny skies d. violent, short-lived thunderstorms
Answers: 3
Chemistry, 21.06.2019 22:30
Will mark brainliest 26. which of these statements are true? (3 points) a. gases are compressible b. gases fill their containers completely c. the pressure of a gas is independent of the temperature d. gases have mass e. gases exert pressure f. the pressure of a gas is dependent on the volume g. gas pressure results from the collisions between gas particles h. gases have a definite volume and shape
Answers: 1
Chemistry, 22.06.2019 18:00
Answer asap need it by wednesday morning carry out the following calculations on ph and ka of from data. i. calculate the ph of 0.02m hcl ii. calculate the ph of 0.036m naoh iii. calculate the ph of 0.36m ca(oh)2 iv. calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 v. calculate ka for weak acid ha which has a ph of 3.65 at 0.30m concentration vi. calculate the ka of a solution made by mixing 15.0 cm3 0.2m ha and 60.0 cm3 0.31m a-. [ph= 3.80] vii. calculate the ph of a solution made by mixing 15.0 cm3 0.1m naoh and 35.0 cm3 0.2m hcooh. [ka = 1.82 x 10-4 m]
Answers: 1
Chemistry, 22.06.2019 21:30
If 22.5 of nitrogen at 748 mm hg are compressed to 725 mm hg at constant temperature. what is the new volume?
Answers: 1
During a synthesis reaction, 3.2 grams of magnesium reacted with 12.0 grams of oxygen. What is the m...
History, 02.10.2019 02:20
Mathematics, 02.10.2019 02:20
Health, 02.10.2019 02:20
Mathematics, 02.10.2019 02:20
Mathematics, 02.10.2019 02:20
English, 02.10.2019 02:20
Mathematics, 02.10.2019 02:20
Mathematics, 02.10.2019 02:20
Mathematics, 02.10.2019 02:20
Mathematics, 02.10.2019 02:20
Mathematics, 02.10.2019 02:20
Physics, 02.10.2019 02:20
Mathematics, 02.10.2019 02:20
Mathematics, 02.10.2019 02:20
Spanish, 02.10.2019 02:20