Sunday
December 8, 2013

# Posts by mariah

Total # Posts: 146

Chemistry
Calculate the pH of a 25 mL sample of distilled water after the addition of 1 mL, 2 mL, 3 mL, 4 mL, and 5 mL of NaOH and HCL. (0.1 M HCl and NaOH) In total, you need to show 10 calculations.

math
A mother wants to invest \$9,000.00 for her son’s future education. She invents a portion of the money in a bank certificate of deposit (Cd account) which earns 4% and the remainder in a saving bond that earns 7%. If the total interest earned after one year is \$540.00, how...

MATH
A truck enters a highway driving 60mph. A car enter the highway at the same place 14 minutes later and drives 66mph in the dame direction. From the time the car enters the highway, how long will it take the car to pass th truck?

Trigonometry
how do you solve for y=sinX+2. just the phase shift and period. even how to graph if anyone knows. i got stuck with this one

geometry
The density of a block of wood is 0.78 grams per cubic centimeters. What is the volume of the block if its mass is 28.8 grams?

How do you determine the density of 22 ml of a blue liquid that has a mass of 51.1g

arithmetic
2.750 +0.003 +0.158 =2.911

Math help
Losing your bags during airline travel is not all that uncommon. Recently, an airline was cited for losing customers' baggage 8% of the time. A test is conducted by randomly selecting 20 customers for that airline and observing whether they had lost their baggage. Provide ...

PHI 103
17. <11{6[1(07)71]}> The higher the price of an antique, the greater people’s expectation that the object is rare. That, in turn, makes the antique appear more valuable. If the statements above are correct, then offering an antique for sale at a bargain price (Point...

PHI 103
thats how they name the courses im not sure. The question also don't state the number of students Im guessing its an anology. The conclusion above is not necessarily valid because (Points : 1) more students in the morning class may have passed the test than failed the test...

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