Chemistry, 15.06.2021 18:20 wolfyrainECT

Convection currents occur: a. Only in liquids
b. When a dense substance is warmer than a less dense substance
c. In both liquids and gases
d. Weakly in solids

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 11:40, arlabbe0606

Effect of rotenone and antimycin a on electron transfer rotenone, a toxic natural product from plants, strongly inhibits nadh dehydrogenase of insect and fish mitochondria. antimycin a, a toxic antibiotic, strongly inhibits the oxidation of ubiquinol. (a) explain why rotenone ingestion is lethal to some insect and fish species. (b) explain why antimycin a is a poison. (c) given that rotenone and antimycin a are equally effective in blocking their respective sites in the electron-transfer chain, which would be a more potent poison? explain.

Answers: 3

continue

Chemistry, 22.06.2019 18:00, kingamir

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

continue

Chemistry, 22.06.2019 18:00, mmaglaya1

How many moles of oxygen gas are produced from the decomposition of six moles of potassium

Answers: 1

continue

Chemistry, 23.06.2019 06:00, womankrush538

Which of the following is a solution a- brewed coffee b-tomato juice c- ranch salad dressing d- muddy water

Answers: 1

continue

You know the right answer?

Convection currents occur: a. Only in liquids
b. When a dense substance is warmer than a les...