Chemistry, 26.11.2019 22:31 klpatrick853
Collision thoery: if you drop calcium into water do you get an endothermic or exothermic reaction?
Answers: 2
Chemistry, 22.06.2019 05:20
Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.
Answers: 1
Chemistry, 22.06.2019 15:30
Count the number of each type of atom in the equation below, and then balance the equation. write in the numbers of atoms and coefficients. add a 1 if there should be no coefficient. cs2(l) + o2(g) → co2(g) + so2(g) c [ ] s [ ] o > c [ ] s [ ] o [ ] cs2(l) + [ ] o2(g) > [ ] co2(g) + [ ] so2(g)
Answers: 3
Collision thoery: if you drop calcium into water do you get an endothermic or exothermic reaction?...
English, 09.11.2020 22:10
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English, 09.11.2020 22:10