Is one liter about an ounce , a pint, a quart, or a gallon?

One quart.

Explanation:

Let us consider the relation between all of the given units of volume and one litre.

a) one litre equals to 33.84 ounces

b) one litre equals to 2.11 pint

c) one litre equals to 0.95 quart

d) one litre equals to 4.54 gallons

Thus from above conversions it is clear that one litre is almost equal to or about 1 quart (0.95 approxes 1).

answer:

technetium is the most reactive. this is followed by silver. the least reactive out of these three elements is strontium.