Lara has four samples of substances: Sample A: 5 g of salt

Sample B: 8 g of sand

Sample C: 8 g of sugar

Sample D: 5 g of sugar

Which of the following samples have the same solubility in water?

Sample A and Sample C

Sample A and Sample D

Sample C and Sample B

Sample C and Sample D

I think it is: Sample A and Sample D. Hope this helps ^^

heat a spark and oxygen

true is the answer : )

the correct answer, according to e2020, is the second choice there is an occluded front in region a and a cold front in region b.

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.