A) The data to support his hypothesis, so he should investigate if the same change happens in the density of solid water.
Answer:
Explanation:
Trisodium citrate has the chemical formula of Na3C6H5O7. It is sometimes referred to simply as "sodium citrate", though sodium citrate can refer to any of the three sodium salts of citric acid. It possesses a saline, mildly tart flavor. It is mildly basic and can be used along with citric acid to make biologically compatible buffers
Sodium citrate is chiefly used as a food additive, usually for flavor or as a preservative. Its E number is E331. Sodium citrate is employed as a flavoring agent in certain varieties of club soda. It is common as an ingredient in bratwurst, and is also used in commercial ready-to-drink beverages and drink mixes, contributing a tart flavor. It is found in gelatin mix[clarification needed], ice cream, yogurt, jams, sweets, milk powder, processed cheeses, carbonated beverages, and wine[citation needed], amongst others.
Answer:
C. It uses a renewable resources
The correct answers are:
1. Barrier island;
The barrier islands are island formed from the deposition of sediments, relatively close to the coastline. They are often in a linear shape, parallel to the shore, and being attractive tourist places.
2. Steep and rapidly exposed;
The cliffs are rocky structures that appear on the coastline itself. They are very steep, vertical, or even bent over the water bellow them, and they rise sharply above the water.
3. False;
The coastlines are changing constantly. The reason for that are the weathering and erosion processes, the deposition of sediments, as well as the rise or fall of the sea level.
It’s C because they took out the letter A from the new strand of DNA. btw deletion means to take away and substitution means to sub in a letter. hope that helped!