Total # Posts: 908
The vacuum produces a lower pressure which cools the solution and promotes crystallization. Also, it dries the crystal well. When you are using a vaccum, you decrease the pressure from the lower side of the filter, keeping a big pressure difference which makes the solvent pass...
September 24, 2006
Another student determined the concentration of a vinegar solution to be 0.240 mol/L. If the accepted value for the concentration of the vinegar is 0.250 mol/L, the student's percentage erreo is A. 1.00% B. 1.24% C. 2.40 % D. 4.00% b. of corse See correct answer above.
September 21, 2006
What volcano dominates the southern portion of the isalnd of Hawaii http://maps.yahoo.com/py/maps.py?Pyt=Tmap&&csz=Volcano+HI+&Get%A0Map=Get+Map http://www.soest.hawaii.edu/GG/HCV/kilauea.html (Broken Link Removed) =)
September 17, 2006
What units of measurement are obtained by combining other units. What us an exact quantity people use for compassion. what is the distance betwenn two points. derived unit, standard, displacement The distance between two points is a line segment.
August 31, 2006
mathh (unit rate)
I don't get this I an in 7th grade and I love math please help can you do these promblem 112 dollars in 8 hours Next promblem 150 miles in 6 gallons Next promblem 49 points in 7 games Next promblem 105 students in 3 classes thank you responed really soon
August 22, 2006
Solve for the indicated variable A=1/2 bh Solve for b 2A = bh, so b = 2A/h ok thanks so on this example C=2pie r Solve for R Would the answer be 2C/pie=r ???? ok thanks so on this example C=2pie r Solve for R Would the answer be 2C/pie=r ???? Divide both sides by everything we...
August 15, 2006
the ratio table
to find the number of bananas,you could have reasoned that for eight servings, you,need four bananas.THus for 16 servings,you need 8 bananas, and for 4 servings,you need 2 bananas.Thus, for 20 servings,you need 10 bananas.
June 19, 2006