In chemistry a mole is a unit of measure equal to 6.02x10^23 atoms of a substance. the mass of a single neon atom is about 3.35 X 10^-23 g. what is the mass of 2 moles of neon atoms?

Identify the two whole numbers between which the product lies 7*8/10

the length of a rectangle is 3cm more than the width. find the length and the width if the perimeter of the rectangle is 98cm.

Is a trapezoid a square

What expression is equivalent to 12/25

Megan brought five dozen donuts to her before - school study club. She told the worker at a he donut shop that she wanted 60% of the donuts to be chocolate - glaze. How many of donuts that Megan brought should be chocolate - glazed?

50) The first year Beth worked she earned n. The second year she earned 500 more than twice what she made the first year. The third year she earned 500 less than twice what she made the second year.

What is the sum of x + y when x = - 2.7 and y = 5.2? A. -7.9 B. -2.5 C. 2.5 D. 7.9

Which graph shows a negative correlation? 10Ty 9+ 8+ CON + 1 2 + 3 + 4 + 5 + 6 + 7 8 9 000

Twice the difference of a number and seven

Dec 14, 2015 - You and a friend each have a collection of tokens. Initially for every 8 tokens you had, your friend had three. After you give half of your tokens to your. friend