Which of the following is a balanced equation?
A.
Na2S + 2KCl β 2NaCl + K2S
...
Physics, 07.03.2020 02:59, hijdjdjdbdjidjdbdbd
Which of the following is a balanced equation?
A.
Na2S + 2KCl β 2NaCl + K2S
B.
LiCl + 2H2O β 2HCl + Li2O
C.
2KBr + 2CaO β K2O + CaBr2
D.
NaCl + H2O β NaO + 2HCl
Answers: 3
Physics, 21.06.2019 21:30, raieliz1414
Write the equation for momentum, first using symbols for the variables, then using words for the variables.
Answers: 2
Physics, 22.06.2019 12:30, ayoismeisjjjjuan
Cathy is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling. cathy and her bicycle have a mass of 75 kg. assuming her bicycle is 100% efficient, what would her speed have to be?
Answers: 3
Physics, 22.06.2019 18:30, breiajr
Aballoon is rising vertically upwards at a velocity of 10m/s. when it is at a height of 45m from the ground, a parachute bails out from it. after 3s he opens his parachute and decelerates ata a constant rate 5m/s. when. (a) what was the height of the parachutist above the ground when he opened his parachute? (b)how far is the parachutist from the balloon at t=3s? (c)with what velocity does the parachutist hit the ground? (d)after how long does the parachutist hit the ground after his exist from the balloon?
Answers: 3
Physics, 16.10.2020 06:01