Which of the following is NOT used in making milk plastic?
a) milk
b) vinegar
c) lye
d) none of these
Which of the following you can create from milk plastic?
a) toys
b) beads
c) dolls
d) all of these
Detergent:
A detergent is a surfactant or a mixtureof surfactants with cleansing properties when in dilutesolutions. There are a large variety of detergents, a common family being the alkylbenzene sulfonates, which are soap-like compounds that are more soluble in hard water, because the polarsulfonate(of detergents) is less likely than the polar carboxylate(of soap) to bind to calcium and other ions found in hard water.
Which of the
following substance is/are used for washing and cleaning but are not soaps?
a) alkali
b) toothpastes
c) detergent
d) all of these
Which of the following acts as soap?
a) acid
b) toothpaste
c) detergent
d) all of these
Which of the following material/s is/are used for making detergent?
a) washing soda
b) baking soda
c) borax and oil (optional)
d) all of these
