History
What special events occurred during the 1980’s involving our government?
Chemistry
The mass of a single barium atom is 2.28E-22 grams. How many barium atoms would there be in 182 milligrams of barium?
Algebra with applications
A poll was taken of 100 students at a commuter campus to find out how they got to campus. The results were as follows: 29 said they drove alone. 36 rode in a carpool. 36 rode public transportation. 6 used both carpools and public transportation. 4 used both a carpool and somet...
MATH PROBLEM
-One revolution of the Sun by the Earth requires 365 days, 5 hours, 48 minutes and 49.7 seconds. the 5 hours, 48 minutes and 49.7 second is approximated to 1/4 of a day. Every 4th year, one full day is added( leap year). How much of an error in minutes and seconds does this ap...
9TH GRADE MATH
IF C=2M+D THEN M=
Math
Tom planted 81 plants in his garden at a total cost of $21.85. The 81 plants consisted of peppers at 20 cents each tomatoes at 35 cents each and eggplants at 30 cents each. If the total number of peppers and tomatoes was only half the number of eggplants, then how many of each...
Science
C
math
The ratio of the length of haley's stick to the length of sarah's stick is 1 : 9. Sarah's stick measures 72 inches. how long is haley's stick?
Chemistry
thank you for the help
Chemistry
I have the same question as anonymous person before me so I just copy the question from that person, here is the question please help the two of us! if you have a mixture of sodium chloride and sodium bromide, could you use its conductance to determine the concentration of eac...
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