Chemistry, 06.11.2019 01:31 qveensentha59

5)
the element sodium has an atomic number of 11 and a mass number of 23. how many protons, neutrons, and
electrons does one atom contain?

Answers: 1

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 02:10, kakesheco4210

What approach is required to balance the objectives of sustainable development? balancing the objectives of sustainable development requires a(n) .

Answers: 3

continue

Chemistry, 22.06.2019 05:50, zaleemawhite

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.

Answers: 2

continue

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 20:40, ohgeezy

Select the correct value for the indicated bond angle in each of the compounds. o−o−oo−o−o angle of o3 90° 109.5° < 109.5° 120° < 120° 180° f−b−ff−b−f angle of bf3 180° < 109.5° < 120° 120° 109.5° 90° f−o−ff−o−f angle of of2 < 120° 120° 90° 109.5° 180° < 109.5° cl−be−clcl−be−cl angle of becl2 90° 109.5° 180° 120° < 109.5° < 120° f−p−ff−p−f angle of pf3 90° 109.5° < 109.5° 180° 120° < 120° h−c−hh−c−h angle of ch4 90° < 109.5° 180° 120° < 120° 109.5°

Answers: 1

continue

You know the right answer?

5)
the element sodium has an atomic number of 11 and a mass number of 23. how many protons, ne...