Physics, 28.06.2019 14:30 ScienceNerd5649
50 points! i am so confused an some1 meh? reactants steel wool steel wool (6 grams) + oxygen oxygen (1 gram) = product question mark iron oxide iron oxide (7 grams) reactants egg egg (45 grams) + hot frying pan heat = product cooked egg (41 grams) + cracked egg shell (4 grams) reactants water (75 grams) + heat = product steam (75 grams gas released) reactants zinc (10 grams) + hydrogen chloride (5 grams) = product zinc chloride (12 grams) + hydrogen gas (3 grams released) reactants glass test tube with sodium hydroxid sodium hydroxide (10 grams) + glass beaker with copper sulfate copper sulfate (57 grams) = product blurred image glass beaker with sodium sulfate and copper hydroxide sodium sulfate (47 grams) + copper hydroxide (20 grams)
Answers: 1
Physics, 22.06.2019 10:30
Aperson gives a shopping cart an initial push along a horizontal floor to get it moving, and then lets go. the cart travels forward along the floor, gradually slowing as it moves. consider the horizontal force(s) on the cart while it is moving forward and slowing. which of the following statements is correct? (a) both a forward and a backward force are acting on the cart, but the forward force is larger. (b) only a forward force is acting which diminishes with time. (c) both a forward and a backward force are acting on the cart, but the backward force is larger. (d) only a backward force is acting, no forward force.
Answers: 3
Physics, 22.06.2019 12:50
The heliocentric and the geocentric models of the solar system included these central principles
Answers: 1
Physics, 22.06.2019 16:00
While the change in blank will remain the same during a collision, the force needed to bring an object to a stop can be blank if the time if collision is blank
Answers: 1
50 points! i am so confused an some1 meh? reactants steel wool steel wool (6 grams) + oxygen oxy...
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