7 Answered Questions for the topic please

10/28/19

Help Me Pleaseeeeeee

How many even 4-digit numbers can be formed from the digits 4, 5, 6, 7, and 9 with no repetitions allowed? (Hint: Try filling the units place first.) A red six-sided die and a green six-sided... more

09/11/19

chemistry problem, explain because I got lost doing this and its not giving me the answer that we have

The atomic mass of chlorine is 35.45 amu. Calculate the mass of the first isotope if it has a % natural abundance of 75.77% and the second isotope has % natural abundance of 24.23% and mass of... more

05/10/19

Quiksilver, Inc., the makers of the Quiksilver and Roxy clothing lines, has had steadily increasing profits over the past several years. The profits for Quiksilver, Inc. are given in the chart.

A bar chart with 5 bars of unequal heights is titled "Gross Profits for Quicksilver, Inc." The horizontal axis is labeled "Year." The vertical axis is labeled "Gross profit (millions of dollars)"... more

03/31/19

Calculate the number of molecules of Freon-12 in 4.43 mg of Freon-12. What is the mass of chlorine in 4.43 mg of Freon-12?

Freon-12 is used as a refrigerant in air conditioners and as a propellant in aerosol cans. Calculate the number of molecules of Freon-12 in 4.43 mg of Freon-12. What is the mass of chlorine in 4.43... more

12/15/18

Math word problem need help please thanks

A colony of 70,300 bacteria doubles in size every 160 minutes. What will the population be 480 minutes from now?

12/10/18

middle school math. Help?!

Separate 84 into two parts so that one part is 9 less than twice as much as the other. Find each part.

12/10/18

middle school math. Help?!

Separate 84 into two parts so that one part is 9 less than twice as much as the other. Find each part.

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