Thursday
April 17, 2014

Posts by emmy


Total # Posts: 54

Algebra
I'm sorry no, all of it is multiplied (just ignore the dividing slash before square root2x+9, meant to be parentheses to multiply).

Algebra
How would I simplify (1/2sqrtx^(-1/2))/(sqrt2x+9?

chemistry
How do I do a limiting reactant equation? The questions my teacher gave me are confusing and nothing we ever learned in class.

Chemistry
What are the physical propertise of Air

chemistry pls help
sorry the chemical reaction is: Ca(OH)2 (aq) + 2HCl(aq)= 2H2O(l)+CaCl2(aq)

chemistry pls help
If 10.0 mL of 1.0M HCl is added to 90 mL water, what is he concentration of the new solution? What is the pH of this solution? If the solution is titrated by 0.500M Ca(OH)2, how much volume (ml) of NaOH necessary? Need help pls.

math
Find equation of the line that passes through the points (2/3,-5/4) and (-3,-5/6). write your answer in slope-intercept form and standard form with integer coefficients.

math
Yuki's age is four years more than one-fourth of Xena's age. Xena's age is 21 years and 6 months more than seven-eighths of Yuki's age. How old are Xena and Yuki?

math
Yuki's age is four years more than one-fourth of Xena's age. Xena's age is 21 years and 6 months more than seven-eighths of Yuki's age. How old are Xena and Yuki?

math
Find equation of the line that passes through the points (2/3,-5/4) and (-3,-5/6). write your answer in slope-intercept form and standard form with integer coefficients.

math
thank you!

math
The cost of rug was increase by 23%, and as a result now cost $553.50. What was the original price of the rug?

math
thank you!

math
Giita walks 2 1/2 miles in one hour. How much time does it take her to walk 7miles. Round the answer to the nearest second.

Algebra
thank you sooooo much!!!!

Algebra
(2,-1) y=2x+2 -------------- y=2x+b -1=2(2)+b -1=4+-5 -------------- y=2x-5 <--- is this right?

Algebra
ohhhhhh now i see ok can i do one and could you tell me if im right??

Algebra
i am having problems understanding.... i don't know how to put it so i will just put what the problem is Write the slope-intercept form of an equation of the line that passes through the given point and is parallel to the graph of each equation 13. (2,-7) y= x-2 i know tha...

Lang Arts
Calm yo tits, Blank. Becky, #2 would be A, since it regards internal conflict, which is a mental or emotional struggle that occurs within a character.. Lisa FEELS embarrassed.

math
900

Math
Jodi's class has between 25 and 41 students. Exactly 25% do not have red bags and exactly 1/6 do not have red bags. How many students are in the class?

STADISTIC
Suppose you were going to create your own study to examine what course-delivery format (online, blended, or face-to-face) leads to the best performance in a psychological statistics class. In a paper identify the following for your study: * What is your research question? * Wh...

physics
a mule uses a rope to pull a box that weighs 3.0x10^2N across a level surface with a constant velocity. the rope makes an angle of 30.0 degrees above the horizontal and the tension in the rope is 1.0x10^2N. what is the normal force on the floor on the box?

modeling
A squadron of 16 bombers needs to penetrate air defenses to reach its target. They can either fly low and expose themselves to the air defense guns, or fly high and expose themselves to surface-to-air missiles. In either case, the air defense firing sequence ...

modeling
A squadron of 16 bombers needs to penetrate air defenses to reach its target. They can either fly low and expose themselves to the air defense guns, or fly high and expose themselves to surface-to-air missiles. In either case, the air defense firing sequence ...

math
-8 divided by 3/4

MATH (Probability)
A squadron of 16 bombers needs to penetrate air defenses to reach its target. They can either fly low and expose themselves to the air defense guns, or fly high and expose themselves to surface-to-air missiles. In either case, the air defense firing sequence ...

math
One bag contains 3/5 of corn. A farmer feeds his chickens 4 bags of corn each week. How many kilograms of corn do they eat each day?

Chemistry
Regarding the combustion of MgO, would the end product be higher, lower, or the same without removing the Mg3N2 by-product? I am guessing that it would be higher, but I am not sure. Thank you.

Math PIZZAZZ
i did all the work and realized the word WASN'T shaded in

Chem 11
How many grams of O2 are required to produce 255grams of SO2 in following reaction? 4FeS2+11O2===> 2Fe2O3+8SO2

Math
in the sieve of Eratosthenes for numbers less than 100, explain why after we cross our the multiples of 2 3 5 and 7 the remaining numbers are primes.

Soc 101
Social settings of the different forms of social structure described by Durkheim, Tonnies, and Lenski, which comes closet to matching your social setting? Or what are there social structure's?

Science
What compounds can be formed by combinations of potassium, lithium, chlorine, and/or bromine?

math
When is the quotient of two monomials a monomial?

5th grade
What is each branch of government responsible for?

Physics AP
Two masses are hooked together over a pulley and can slide without friction. If M1 = 6 kg, theta 1 = 45 degrees, and theta 2 = 17 degrees, what must M2 be for the blocks to move with constant velocity?

psy315
Evolutionary theories often emphasize that humans have adapted to their physical environment. One such theory hypothesizes that people should spontaneously follow a 24-hour cycle of sleeping and waking—even if they are not exposed to the usual pattern of sunlight. To test...

Chemistry
If I average driving 60.0 miles/hour when traveling (including stops and sleeping) how far can I get in 3.5 days?

Partial English
Question doesn't quite make sense? Repost question for better help

Chemistry
What is the mass (in kg) of 3.2 L of Br2?

Chemisty
Dr.Ott can run a marathon (26.22 miles) in 2.925 hours. what is his average speed in miles per second?

grammer
no its not a metaphor. A metaphor does not use like or as and tells you what something is: example: Life is a hotdog.

math 5th grade
how can I find out what 100% of population is when I only know what 70% of population is?

5th grade math
How do I find out what 100% of a population is when I only know what 70% of population is?

Math
how is this a math question??????

Math
What are the divisibility rules for 96?

math
you have five bales of hay. for some reason,instead of being weighed individually, they were weighed in all possible combinations of two:bales 1 and 2, bales 1 and 3,bales 1 and 4, bales 1 and 5, bales 2 and 3, bales 2 and 4, and so on. The weights of each of these combination...

sort of social studies
I need info on Great Britton, what they wear,eat, language spoken, sports, games or hobbies of the people. I think you mean Great Britain, right? http://en.wikipedia.org/wiki/Great_britain If you need more information, you might look up each country within Great Britain in the...

history
About the buildings... Why did Thomas Jefferson believe that Classical Revival was more appropriate style than Georgian for public buildings in the new United States? The Classical Revival architecture reflected tha ancient Greek ideals of democracy. Georgian architecture, nam...

history
Why did Thomas Jefferson believe that Classical Revival was more appropriate style than Georgian for public buildings in the new United States? Why did thomas jefferson believe classical revival was a more appropriate style than georgian for public buildings in the new united ...

history
hello, I have a general question. What was Andrew Jackson's political views? Did he believe in stronger central government or the state government? Since this is not my area of expertise, I searched Google under the key words "Andrew Jackson views" to get these p...

hist
I am studying Tecumseh, one of the Shawnee brothers, and had a few questions. What were the two things that Tecumseh did that did not turn out well? (according to Jarrett) What was Tecumseh’s favorite work by Shakespeare? thanks!

history
How did state constitutions contribute ot the growth of democracy between 1800 and 1840? Since this is not my area of expertise, I searched Google under the key words "'state consitution' 1800" to get these possible sources: http://www.museum.state.il.us/exhi...

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