Chemistry, 01.07.2019 14:00, mrfishyyyy
An element has an atomic number of 29. the number of protons and electrons in a neutral atom of the element are * a. 58 protons and 29 electrons b. 29 protons and 0 electrons c. 15 protons and 14 electrons d. 29 protons and 29 electrons
Answers: 1
Chemistry, 22.06.2019 03:40, 19thomasar
Kc = 0.040 for the system below at 450oc. if a reaction is initiated with 0.40 mole of cl2 and 0.40 mole of pcl3 in a 2.0 liter container, what is the equilibrium concentration of cl2 in the same system? pcl5(g) ⇄ pcl3(g) + cl2(g)
Answers: 3
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
Chemistry, 22.06.2019 13:30, amandajbrewerdavis
Table sugar completely dissolved in water is an example of a?
Answers: 1
Chemistry, 22.06.2019 13:50, awesomegamergurl13
What happens when an atom of sulfur combines with two atoms of chlorine to produce sci2? a. each chlorine atom shares a pair of electrons with the sulfur atom. b. an electron is transferred from each chlorine atom to the sulfur atom. c. an electron is transferred from the sulfur atom to each chlorine atom. d. each chlorine atom shares all its valence electrons with the sulfur atom.
Answers: 2
An element has an atomic number of 29. the number of protons and electrons in a neutral atom of the...
Mathematics, 25.04.2020 03:44
History, 25.04.2020 03:44