Why is citric acid added to food?

to add color

to add tartness

to add bitterness

to add sweetness

When sugar is dissolved in water the resulting solution is classified as?

Why must the chemical equation be balanced? A. Insure proper computation of molecular mass B. To do extra work C. Insure proper mole ratio between reactants and products D. to fulfill the Law of Conservation of Energy

2- - What is the [H3O+] in a solution with [OH-] = 1 x 10-12 M?

Which of the following processes are physical changes? a) drying wet clothes b) lighting a match from a matchbook c) cutting snowflakes out of paper d) melting butter for popcorn

3. What two types of gas make up most of Earth's atmosphere?

According to the all-or-none principle, what would happen if a cell were depolarized twice the normal amount needed to produce an action potential?

An element with characteristics of a metal and a non-metal

You have a 70% solution of dextrose. how many grams of dextrose are in 400 ml of this solution?

An element is identified by: A. Its number of protons B. the atomic mass C. The type of charge D. its number of isotopes

When the equation ZnS+O ZnO+SO isbalanced the coefficientof O is 1, 5, 3, or2