Sunday

April 20, 2014

April 20, 2014

Total # Posts: 31

**Science**

Suppose that 9 grams of a certain substance lost 17.5 calories of heat when the temperature decreased from 70 degrees Celsius to 62 degrees Celsius. What is the Cp

**Bio**

In order to maintain homeostasis, human cells must have a higher concentration of sodium ions outside the cell than inside the cell. In addition, the concentration of potassium ions must be higher inside the cell than outside the cell. Which of the following forms of cellular ...

**Physics**

A diverging lens has a focal length of -22 cm. Find the image distance when an object is placed 41 cm from the lens.

**Base of a parallelogram**

Find the height of a parallelogram with base 9.44 meters and area 70.8 square meters.

**area of triangle**

the base of a triangle is 9 cm the area is 18 cm squared what is the height?

**Area of triangles**

height is 12 inches area is 128 inches squared

**Area of triangles**

Aubrey is painting a mural of an ocean scene. The triangular sail on a sailboat has a base of 4 feet and a height of 6 feet. Aubrey will paint the sail using a special white paint. A can of this paint covers 10 square feet. How many cans of white paint will Aubrey need?

**Area of Triangle**

Find the missing dimension of a triangle: height: 15 ft area: 285 ft squared

**math**

height = 15 ft area = 285 ft2

**science**

If a scale model of the planets are built with Earth's diameter set to 10 centimeters, how big would the model of Jupiter have to be in centimeters?

**physics**

A car of mass m traveling at speed v on a horizontal road applies its brakes and comes to rest in time t while traveling a distance of d. The amount of internal energy created is?

**Math**

If 15 baseballs weigh 75 ounces, how many baseballs weigh 15 ounces?

**Math**

One bottle of shampoo costs $6 for 8 ounces. A second bottle costs $4 for 5 ounces of shampoo. Which has the lower unit rate? How much lower?

**This needs tobe turned in in 10min AT MOST URGENT!**

5 is a

**Chemisty**

25.0 mL of 0.250 M MgCl is transferred to a 300.0 mL volumetric flask and diluted to the mark with deionized water. What is the concentration of the dilute solution?

**Chemisty**

How many milliliters of 5.50 M HCl must be diluted to make 350. mL of a 0.500 M solution?

**Chemisty**

A patient has been trying to achieve total blood cholesterol of 175 mg or less per 100 mL. A recent test result of a 3 mL blood sample found that 4.95 mg cholesterol were present. Has the patient reached the goal?

**Chemistry**

6.256

**english 1`0**

I need daily diary entries for antonio from the merchant of venice

**World Geography**

Which statement is not a benefit of increased development? 1)improved access to health care 2)increased wealth 3)more even distribution of resources 4)reduced unemployment

**Chemistry**

A 45-kg sample of water absorbs 345 kj of heat. If the water was initially at 22.1 degrees c what is its final temperature

**California State Map**

How many national parks are in the state of California?

**Chemistry**

When an electron makes a transition from the n=3 to the n=2 hydrogen atom bohr orbit, the energy difference between these two orbits (3.0x10^-19 J) is given off in a photon of light. The relationship ... between the energy of a photon and its wavelength is given by E=hc/wavele...

**Phy. Sci**

A phase change form a gas to a soild?

**science**

Amount of energy flowing through an area, influcences how far away a sound can be heard

**8th grade**

how do you write a song that will knock over a cow?

**math**

They had only one pair of trunks

**Math**

(3n+2)/2

**math**

It's where the funnel be

**unsramble words**

Lhtrekie-Naaal

**unsramble words**

lhtrekie naaal

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