Answer:
A is the closest thing. You change the composition of the steak. You don't in any of the others.
Explanation:
Usually when you cook something, you are doing something to the composition of the object being cooked. A steak might not be obvious, but boiling an egg should be.
Chopping a tree is something physical. You are removing mass in such a way that the tree will fall. There's nothing chemical about that.
Heating a cup of tea looks like it might be chemical. After all steam is sometimes given off which looks like it is chemical. It's not. The water in the tea is just changing phase.
Drying clothes in a dryer. Again, this looks like something might have changed. After all the mass of the clothes just became less. But all you are doing is separating two masses (leaving one of them behind).
ιт ιѕ ¢αℓℓє∂ тнє ρα¢ιfι¢ ρℓαтє. ιт ιѕ α σ¢єαиι¢ тє¢σиι¢ ρℓαтє, ιт ℓιєѕ вєиєαтg тgє ρα¢ιfι¢ σ¢єαи
нσρє ι ¢συℓ∂ нєℓρ уσυ συт.
Answer:
Whether a solution is acidic or basic can be measured on the pH scale. When universal indicator is added to a solution, the color change can indicate the approximate pH of the solution. Acids cause universal indicator solution to change from green toward red. ... Acidic solutions have a pH below 7 on the pH scale.
Explanation:
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NaCl and H2S will experience dipole-dipole interaction because they are permanently polarized.
