How many known elements exist? PL HELP PL A. about 100
B. fewer than 50
C. exactly 75
D. 1,000

When two or more atoms link together they are called .

A. a shell
B. an electron
C. a molecule
D. a cluster

Mass is .

A. the length of an atom’s nucleus
B. the center of a compound
C. another name for mixtures that go together
D. the amount of matter in an object

Acompany produces packets of soap powder labeled “giant size 32 ounces.” the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?

Drag each expression to the correct location on the solution. not all expressions will be used. consider the polynomial 8x + 2x2 - 20x - 5. factor by grouping to write the polynomial in factored form.

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