# 4 conversion, density, mass volume problems.

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uryybpurz

Science

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1. Convert 6.25 in into millimeters.show work from in - cm- mm answer must be in scientific notation

2. (problem number 6 on picture)

3. (problem 7 on picture)

4. (problem 8 on picture)

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در ا 10² cm m 3 Convert 3.5 x 10 miles into cm. Remember t mi a 1.61 km and 1 km - 10°m and 1 m = 10 X cm 3.5x10mi mai The correct setup is always GIVEN X CFX CFX CF = new unit 1.6 m 102 X ! I Am 1 we 15.6 x 10cm Sets 2SF 4) A sample of an experimental medication was calculated to contain 0.360 g of active drug. How regul many milligrams (mg) is this? Again, use GIVEN X CF = new unit -3 0.3609 X 18 } 10 mg 360ong tendang ant 3.60x10 mg BSF 5) The graduated cylinder initially had 35 ml of water and I added 3 marbles to it. The final volume after the marbles were added was 40. ml. What is the volume that is displaced? 40m2 - 35mL = 5mL 6) in the above problem, if my three marbles weighed 10.005 grams, what is the density of the marbles? Remember, D = m/v KNOW SOLVE Dm m=100059 VE menenze specil. of water 7) What is the AREA of a corn patch that is 2.5 km long and 5.589 m wide? Notice the different units! KNOW SOLVE A - LXW w=5589m L=2.5km 8) What is the density of a block with a mass of 250 g and dimensions of 2.0 cm, 5.0 cm, and 250 cm? KNOW SOLVE D-m V
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It is no problem, I am here to help!Attached are the solutions to the problems. Please let me know if you have any questions about the solutions or if you need any clarification.

1.Convert 6.25 in into millimeters. Show work from in - cm- mm answer must be in scientific notation
Start by going from inches to centimeters and then from centimeters to millimeters. The conversion
factor for inches to cm is 1 in = 2.54 cm. Remember you always want to make sure that the units are
canceling out. The conversion factor from mm to cm is 10 mm = 1 cm. Then do the calculator work.
Multiply the values in the numerator and divide by those in the denomina...

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I was having a hard time with this subject, and this was a great help.

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