What does the host mean when he says that the acid has “donated a proton” to the water? A.
When hydrochloric acid is dissolved in water, a proton disappears in the chemical reaction.

B.
When hydrochloric acid dissociates, a positive hydrogen atom is accepted by water to form H₃O+.

C.
When hydrochloric acid dissociates, a negative hydrogen atom is accepted by water to form H₃O-.

If a strand of dna has 35% thymine. what is the percentage of cytosine, adenine, guanine?

For the strategies below, decide whether they are best described as demand-side solutions or supply-side solutions to meeting human needs for fresh water. remember that a demand-side solution reduces demand for fresh water, whereas a supply-side solution increases the supply of fresh water. (a) damming a river to create a reservoir (b) desalinating seawater (c) a nation invading a neighboring country to access their rivers (d) raising water prices for consumers and businesses (e) providing tax breaks for companies that use less water (f) replacing inefficient irrigation with more-efficient drip irrigation to grow crops (g) requiring low-flow showerheads in all new homes

Which of the following is a true statement? question 8 options: populations can't evolve, only individual organisms. individuals have adaptations that can change over time. individuals have traits that may or may not make them successful at reproduction. individuals evolve to have adaptations.