Chemistry, 19.08.2019 11:00 alyssa32900
Which of the following terms would you use to describe the motion of earth in its orbit around the sun?
a. rotation
b. ellipse
c. solstice
d. revolution
Answers: 1
Chemistry, 21.06.2019 14:30
Alculate the concentration of h3oβΊin a solution that contains 5.5 Γ 10-5m ohβ»at 25Β°c. identify the solution as acidic, basic, or neutral.a) 1.8 Γ 10-10m, basicb) 1.8 Γ 10-10m, acidicc) 5.5 Γ 10-10m, neutrald) 9.2 Γ 10-1m, acidice) 9.2 Γ 10-1m, basic
Answers: 1
Chemistry, 22.06.2019 08:30
Joan writes four numbers on the board in standard form, and then she writes their scientific notation
Answers: 1
Chemistry, 22.06.2019 09:00
Chemical energy is a form of a. kinetic energy only. b. both potential and kinetic energy. c. neither potential nor kinetic energy. d. potential energy only. reset
Answers: 1
Chemistry, 22.06.2019 09:10
Select the correct answer from each drop-down menu.describe what happens to a carbon-11 atom when it undergoes positron emission.the decay of a carbon-11 atom _1_, and this causes it to emit _2_.options for 1: > changes a neutron into a proton> changes a proton into a neutron> is hit with a neutron> reconfigures its protons and neutronsoptions for 2: > a negatively charged electron-sized particle> a positively charged election-sized particle> two atoms and several neutrons> two neutrons and two protons
Answers: 3
Which of the following terms would you use to describe the motion of earth in its orbit around the s...
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