07/18/20

#### A 17.8-kg object is at rest on a horizontal surface. The coefficient of static friction is 0.65 and the coefficient of kinetic friction is 0.45. A horizontal force acts on the object...

A 17.8-kg object is at rest on a horizontal surface. The coefficient of static friction is 0.65 and the coefficient of kinetic friction is 0.45. A horizontal force acts on the object.a) Calculate... more

02/28/18

#### C-C bond length in 1, 3-butadiene?

Why is the bond length between the two central carbon atoms 146 pm instead of 154 pm?

02/28/18

#### How do I identify the acid, base, conjugate acid, and conjugate base for the reaction below?

Al (H2O)6+H2O <==> H3O+Al (H2O)5(OH)

09/23/16

#### solve the formula for 1 variable in a literal equation.

The formula F = 9/5 (K-273.15) + 32 converts  temperature from Kelvin K to Fahrenheit F.  Solve the formula for K.  The answer in the book is K = 5/9 (F-32) + 273.15. Please explain, step by step,... more

#### Function Word Problem

The telephone company charges a fee of $6.50 per month for the first 100 message units and an additional fee of$0.06 for each of the next 100 message units. A reduced rate of \$0.05 is charged for... more

09/13/16

#### Explain what the carrying capacity is in a logistic growth curve.

I don't understand what it wants from me.

08/28/16

#### What is the approximate thickness of the the aluminum foil in millimeters? (1 ounce = 28.4g)

The aluminum in a package contains 75ft2 of kitchen foil weighs approximately 12 ounces. Aluminum has a density of 2.70 g/cm3.What is the approximate thickness of the the aluminum foil in... more

08/24/16

#### 333 milliliters of a solution of acid and water. If 12.5% of the solution is acid, how many milliliters of acid are there? Round your answer

A chemist is using 333 milliliters of a solution of acid and water. If 12.5% of the solution is acid, how many milliliters of acid are there? Round your answer to the nearest tenth.

08/18/16

#### x = (80,320,a,a,a) mean = 100

find the value of a

08/09/13

#### How do I solve this equation: 5(x+3)-(4x-6)=-4

Help please!  I have substituted 25, 17, 13 and -25 from the answer bank - none of which balance out to a -4.  Completely stumped.

08/09/13

#### what is the length of a rectangle with a width of 5ft and an area of 30 square feet?

How would I solve this question?  Please demonstrate and so me how you got the answer. thanks

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