Chemistry Middle School

Describe the two methods of active transport.

Answers

Answer 1
Cars and bike yesyesyesyesyeyseyeyeyeyey
Answer 2

Answer:

ATP and electro chemical

Explanation:

Related Questions

HELP THIS IS DUE IN A FEW MINUTES

Answers

If matters mix and it doesn’t make a material it’s called physical change. But, if maters are mixed and they do make a material it’s called chemical change.
ummmmmmmmmmm,mmm,mmm

Can someone help with this science question?

Answers

Answer:

i believe its c

i hope this helped

Which element combination had a covalent bond that was similar to an ionic bond? Explain.

o Sodium and Chlorine

o Sodium and Hydrogen

o Sodium and Oxygen

o Chlorine and Oxygen

o Chlorine and Hydrogen

o Hydrogen and Oxygen

Answers

It is the fifth one chlorine and hydrogen

You have three drinks in front of you. you know how they are made, but are unsure which one has the highest concentration of juice crystals. The first drink has 10g of juice crystals dissolved in 50mL of water. The second drink has 15g of juice crystals dissolve in 100 mL of water and the third drink has 6g of juice crystals dissolve in 25 ml of water.







make a plan to figure out the concentration of each drink. what was the most concentrated drink? How did you determine this since all three drinks had different amounts of solvent?

Answers


(I think) you would have to divided the number i dont know the exact answer but ya hope this help

Answer:

Explanation:

i think the last one is correct

all of the following state reasons why water equality is important except one. which one does not apply ?

Answers

Answer:

C

Explanation:

Organisms can be harmed, the water was here when the planet formed, and the organisms that drink drinking water can be affected.

Answer:

The answer is c because Organisms can be harmed, the water was here when the planet formed, and the organisms that drink drinking water can be affected. this is why they are affected.

Explanation:

Please help I'm confused. While preparing his garden for spring planting, Brian grabs a shovel that was left outside all winter. He notices its metal component is covered in a red substance. What question can Brian ask to determine if the red substance indicates a chemical or physical reaction?

Answers

Answer:

Was it in the ground or on the ground?

Explanation:

He should ask that because the red substance could be rust and if it was left in the ground then it wasnt left out so oxygen couldnt get at it so it  

Answer:

COMPOSITION  

Explanation:

The difference between a physical reaction and a chemical reaction is composition. In a chemical reaction, there is a change in the composition of the substances in question; in a physical change.

Is there any difference in the appearance, smell, or simple display of a sample of matter without a change in composition?

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