Chemistry, 05.02.2020 11:57 davienwatson8
Which of the following best describes the relationship between products and reactants in an exothermic reaction?
the potential energy of the products is greater than the potential energy of the reactants.
the reactants are simple compounds, and the product is a more complex compound.
the potential energy of the products is less than the potential energy of the reactants.
the reactants are water and an ionic salt, and the products are h+ ions and oh- ions.
Answers: 1
Chemistry, 22.06.2019 06:00, kylieweeks052704
Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.
Answers: 2
Chemistry, 22.06.2019 06:00, palomaresmitchelle
There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit
Answers: 1
Chemistry, 22.06.2019 06:10, gabriellestaleyga16
How many moles of gas are present if p=11 atm, v=12l, t=185k?
Answers: 1
Which of the following best describes the relationship between products and reactants in an exotherm...
Social Studies, 28.08.2019 22:10
Social Studies, 28.08.2019 22:10