Friday

April 18, 2014

April 18, 2014

Total # Posts: 30

**science**

How does x ray radiation affect seed germination? I dont really understand this.

**Differential Equations**

Model radioactive decay using the notation t = time (independent variable) r(t) = amount of particular radioactive isotope present at time t (dependent variable) -λ = decay rate (parameter) Note that the minus sign is used so that λ > 0 a) Using this notation, wri...

**Physics**

suppose that two point charges each with a charge of +1 coulomb are seperated by a distance of 1 meter will they attract or repel ? determine the magnitude of the electrical force between them

**Math**

determine if 12/18 and 24/32 form a proportion. explain your reasoning

**Chemistry**

Please describe how you would approximately 0.050 M standard solution of NaCl by dissolving the appropriate amount of the salt in a 250 mL volumetric flask. Thank you!

**chem**

Calculate the pH for each of the following cases in the titration of 50.0 mL of 0.150 M HClO(aq) with 0.150 M KOH(aq). The ionization constant for HClO is 4.0*10^-8 a)before addition of any KOH b)after addition of 25.0 mL of KOH c)after addition of 40.0 mL of KOH d)after addit...

**chemistry**

C25H52 + __38__ O2 -------> __25__ CO2 + __26__ H2O + energy a) Balance the equation. Count atoms below. ___________ carbon ___________ ___________hydrogen___________ ____________oxygen____________

**Social Studies/Law**

Briefly describe the following court cases or laws/Acts by identifying (for each one): -The constitutional amendment or law involved -The opposing sides of the issue -The relationship of this particular legal issue to the larger issue of diversity: ethnic, cultural, racial, so...

**Math**

the loan arranger

**world history**

i have no idea!!!

**world history**

what are the pros and cons to fur trades in canada in 1600?

**math**

yep that's great thank you

**math**

what is the square root of pi?

**math**

x=8 so one makes 8 and the other makes 16 thanks!

**math**

sue and bob earned 24.00 sue earned twice as much how much money did each earn?

**Math**

At 10 am two cars start traveling toward each other from 287 miles apart. They passed each other at 1:30 pm. If the rate of the fster car exceeded the rate of the slower car by 6 miles per hour, find the rat (in mph) of the faster car. A. 38 B. 40 C. 44 D. 48 E. 50 I think it ...

**Math**

LaQuisha has a sprinkler that waters a circular area. The diameter of the area that the sprinkler waters is 20 feet. The actual sprinkler is located at the origin of the coordinate plane. Write an equation that describes the circumference of the circular area that the sprinkle...

**southwest asia**

Oh it is so B. Easy!

**5th grade Math**

Thank You! Right now we're learning percent equations. Yeah! (:

**5th grade Math**

the food budget for each month is $540 which is 15% of their household income What is their household income? How?

**Economics**

As a manager of a financial planning business you have two financial planners, Phil and Francis. In an hour, Phil can produce either one financial statement or answer 8 phone calls, while Francis can either produce 4 financial statements or answer 10 phone calls. Does either p...

**science**

How do you draw a dna diagram with 5 sets of nitrogen bases?

**geography**

How do some people manage to live comfortably in extremely hot or cold climates?

**math 7th grade**

The square of 2

**tense**

what about... I want everyone to realize.... this is without "s" right?

**tense**

I hope everyone realizes his contributions... or is it "recognizes" a better word for it?

**tense**

What about if the sentence is I hope everyone realize/realizes his contributions. Which one is it?

**tense**

Everyone realize / Everyone realizes Which is correct?

**physics**

The .1 is from |B|^2 which is equal to .316^2

**alphabetical order**

actually- brother with an "'s" is the possesive form of the word brother. so it's actually brother('s) than brothers i thought that was it 'cause thats how the computer alphabetizes things, but i needed to make sure which word comes first in proper al...

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