Question

- What happens when heat is removed from a liquid and it cools?
A.The energy content increases, and the speed of its particles increases.
B.The energy content decreases, and the speed of its particles increases.
C.The energy content decreases, and the speed of its particles decreases.
D.The energy content increases, and the speed of its particles remains the same.
@J4C0B please help me

Answer 1

C.The energy content decreases, and the speed of its particles decreases. :)

Answer 2

@J4C0B

Answer 3

i need help on my next one please

Answer 4

ok

Answer 5

what the question?

Answer 6

Iron reacts with oxygen to form iron oxide, or rust, according to the following balanced equation.


4Fe + 3O2 → 2Fe2O3


If eight atoms of iron react completely with six molecules of oxygen, how many units of iron oxide will be formed?

A.two
B.eight
C.four
D. six

Answer 7

sorry, don't know the answer for this one

Answer 8

can you try to google it please i need this answer ASAP

Answer 9

nevermind i got it now i need help with another question please

Answer 10

Which of the following is an example of a chemical change?


















































































































an icicle melting and making a puddle on the sidewalk





mixing baking soda and vinegar to make lava for a model volcano





clumps of salt crystals being broken up to form a powder





water evaporating from a swimming pool on a hot day