Friday

April 18, 2014

April 18, 2014

Total # Posts: 43

**Math**

Jim has 4 x g =48. If he gets g more. What is the number for g ?

**Chemistry**

Microwave ovens emit microwave energy with a wavelength of 12.5 cm. What is the energy of exactly one photon of this microwave radiation?

**geometry**

A 45 degree arc of circle D has the same length as a 30 degree arc of circle E. what is the ratio of the radius of circle D to the radius of circle E?

**math**

71.33= 9/5k - 459.67 solve for k

**Physics**

C)

**math**

whats 70.00 the selling price (this part percent whole) sales tax 5 percent so whats the sales tax

**Physics**

Light is incident from water onto a flat transparent slab of material, at an angle of 48.8° with the normal. The reflected ray and the refracted ray are perpendicular to each other. What is the index of refraction of the transparent substance?

**physics**

an object's acceleration is given by the function a= 2/v^2, determine an expression for the velocity of the object as a function of time. (at t= 0, v=0)

**physics**

an object's acceleration is given by the function a= 2/v^2, determine an expression for the velocity of the object as a function of time. (at t= 0, v=0)

**AFM**

Show the solutions of the two examples given in the notes. (Hint: Finding a "solution" means solving for all missing sides and angle measures in each triangle.) (a) If a = 4, b = 3, and A = 36o. (b) If a = 3, b = 4, and A = 48.59o

**English**

At what point does abigail first begin feeling cold

**Calculus**

A rectangular play area is to be fenced off in a person's yard and is to contain 108 yd^2. The next-door neighbor agrees to pay half the cost of the fence on the side of the play area that lies along the property line. What dimensions will minimize the cost of the fence?

**Chemistry DrBob222**

No, 0.30 isn't right either. I'm going to ask my prof about it tomorrow.

**Chemistry**

No, that didn't work. I even tried using your Kb value but that still wasn't right.

**Chemistry**

What stoichiometric concentration of the indicated substance is required to obtain an aqueous solution with the pH value shown below? aniline (C6H5NH2) for PH of 9.05 I converted pH to pOH so pOH=4.98 [OH-] =1.122*20^-5 C6H5NH2 + H2O --------> C6H5NH3+ + OH- I: a N/A 0 0 C:...

**Math**

Suppose 27 out of 50 people living in one neighborhood of a communtity excersise reguarly. How many people in a similar community of 2,600 pepople can be excpcted to excersise reguarly?

**History**

How had U.S. policy toward Europe changed by the end of 1947? Why did this change occur?

**HISTORY**

Thank you

**HISTORY**

What did George Kennan mean by “containment”? Why did he think it would be a successful strategy?

**math**

there are 33 students in Miss benton's class. There are 5 more girls than boys. How many girls are in Miss Bentons class

**algebra2**

simplify 216 (1/4) slove for the variable 8a-9=7a-6 find the slope of (0,2),(-2,-2) find the slope of 2x+4y=8

**Algebra 1a**

Graph the number on the number line 3 - 2

**Algebra 1a**

translate 38 less than q to algebraic expression

**Chemistry**

A gas expands from 282 mL to 971 mL at constant temperature.Calculate the work done (in joules) by the gas if it expands against a constant pressure of 6.00 atm.

**modeling exponential growth**

hey. the directions say identify the initial amount "a" and the growth factor "b" in each exponential function. i've looked at the examples given and i still dont understand. the first problem is g(x)=20x2^x or g(x) equals twenty times two to the "...

**science**

A 60.0-mL 0.508 M glucose (C6H12O6) solution is mixed with 115.0 mL of 2.43 M glucose solution. What is the concentration of the final solution? Assume the volumes are additive.

**Chemistry**

Calculate the molarity of 15.4 g of ethanol (C12H22O11) in 71.0 mL of solution

**7th grade**

for a science project what questions can you ask about things that has to do with scientific process and how to solve it through forming hypothesis and give evidence about it like a question about population or something..

**4th grade**

I spent $40.00 on a sweater and a shirt. The sweater cost $12.00 more than the shirt. How do I figure this out. I thought the answer was $28.00 but that is not right

**CIS 105**

thanks

**CIS 105**

Here is the assignment: Use information and data obtained from at least four reliable internet sources to produce a 12- to 15-slide PowerPoint® presentation about multimedia tools that aid classroom instruction. Include details about how each might influence learning. Inco...

**8th grade**

How do you diagram the following sentence: Who bravely dares must soemtimes risk a fall.

**math**

solve the equation 2a-4>3a

**Math Expressions**

142 x n is between 150 and 280

**History**

7 unifying characteristics of los angele's?

**ART**

Work that shows life and bright colors something that pos aot.

**Science**

What is the arrangement of the objects in the universe from largest to smallest

**9th grade**

300 yards per 1 minute. Find the unit rate in feet per second.

**Enviornmental Science**

what can i look up for a resource that is or can be depleted if excessively used without time to replenish

**math**

if you know your order of operations its quite simple if you dont these are it. Parenthesis Exponents Multiplication & Division(from left to right.which means if division comes before multiplication do it first but if multiplication comes before division do that first. so what...

**Math**

Walter has a vegetable garden in the shape of a regular pentagon.How much fencing will he need to enclose his garden if one of its sides measure 4.06 meters?

**English**

Need help. My teacher wants me to write a short story using 5 root words? What does she mean?

**math**

I spent $40.00 on a sweater and a shirt. The sweater cost $12.00 more than the shirt. How do I figure this out. I thought the answer was $28.00 but that is not right

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