Answer and explanation:
The attached figure shows five different structures for the chemical formula C4H5O5, but only one of these structures represent the malic acid.
Malic acid is a dicarboxylic acid, this means malic acid has two
-COOH groups. Also, malic acid is a secundary alcohol, which means it has a R2-C-OH group.
-Structure A has two carboxylic groups, but it doesn´t have a secundary alcohol.
-Structure B doesn´t have any caborxylic group.
-Structure C has two carboxylic groups and it is a secundary alcohol. Structure C is the Malic acid
Answer:
i dont have a answer im just answering so you can give the person who answered brailiest :)
Explanation:
The octet rule states that the atoms want 8 valence electrons to achieve stability. These noble gasses already have 8 valence electrons.
Answer:
1:Natural selection
2: competition
Natural selection; the process by which organisms with variations most suited to their local environment survive and leave more offspring.
Competition: The struggle between organisms to survive in a habitat with limited resources (food, water, shelter)
Answer:
In 8 drops (0.20 mL) of the solution there is 0.0060 g of starch.
Explanation:
A 3.0% (w/v) is a weight/volume percentage that means that there are 3.0 g of solute (starch) per 100 mL of solution. Then, in 0.20 mL of solution:
