Posts by Kayla
Total # Posts: 1,693

Chemistry
How do I do molarity,molality,and normality 
Chemistry
Determine the freezing point depression of H20 in 1.50 m solution of C12H22011? 
5th grade
I think the answer is....x=0.5 and y=1 
science
describe how radioactive isotopes decay 
science
Why do I have brown eyes? can it change color? 
Chemistry
1 cal = 4.184 joules Both units are kilo, sou you can just divide by 4.184 5.72kJ/4.184J = 1.367112811kcal With sig figs it will be 1.37kcal 
6th grade
Yay! thanks! that helped :) 
Chemistry
The element X has an atomic mass of 12.80 amu. It is known to have two isotopes 12X and 13X. Which of the following is true about the relative abundancies of 12X and 13X? a) both isotopes occur with the same frequency. b)12X occurs more frequently than 13X c)12X occurs less ... 
english
PLEASE HELP!!!!!!!!!! 
english
i have to make analogys for my vocab words and i need help apex:peak;________:__________ Assimilate:_____;_______:_________ interim:interval;_____:_______ and also for Meander,metropolis,momentous,obstrepous,pensive perilou'shoddy,surly,and tirade 
science
sequence the steps involved in the making of the cast of a shell 1)sdiment buries shell 2)??? 3)??? 4)mold results 5)??? 6) cast results 
science
how do i make a web to summarize the types of preservation 
science
create a concept web to summarize the types of presevation  thnx 
6th grade
Examples: 2/ 5 = ?/100 we multiplied the 5 with 20 to be 100 then we have to multiply the 2 with 20 as well then 2/5 = 40/ 100 40% 
English
I need help putting my thesis into "parallel grammatical structure". Children should be limited on the amount of television they watch because not only is it filled with bad influences but it causes them behavior problems, and ultimately puts their health at risk. ... 
Chemistry
A physical change in a substance doesn't change what the substance is. I also think it is 3. It couldn't be 1 or 2. 
math
im sorry to put u in truble but it says to rewrite the expression 
math
thnx 
math
129*45? 
math
i have no idea how to do this can u help me? 
math
a running back rushed for 129 yards through 3 quarters.in the 4th quarter the running back lost 5 yards per rush. the runing back rushed 5 times in the 4th quarter. 3) imagine that instead of losing yardage on each rush in the 4th quarter, the running back gained 4 yards on 2 ... 
math
a running back rushed for 129 yards through 3 quarters.in the 4th quarter the running back lost 5 yards per rush. the runing back rushed 5 times in the 4th quarter. 2) how many total yards did the running back have after the 4th quarter? show work 
math
can u show the work? 
math
im working with integers. a running back rushed for 129 yards through 3 quarters.in the 4th quarter the running back lost 5 yards per rush. the runing back rushed 5 times in the 4th quarter. 1) how many yards did the running back complete in the 4th quarter 
science
geologists determine a rocks relative age and....? 
Math
12x^220x+3 Factor. Cant figure it out.. Thanks! 
7th grade
there are three monkeys and there is a basket with 3 bannanas each monkey needs a bannana how does the third monkey get a bannana? 
chemistry
120 ml of oxygen gas was collected over water at a barometric pressure of 732.0 torr and 23 degrees celsius. what is the partial pressure of the oxygen? 
chemistry
what is the balanced molecular equation and their physical state of each substance for: copper(II) sulfate and 10% sodium hydroxide? 
chemistry
If 267 mL of O2, measured at STP, are obtained by the decomposition of the KClO3 in a 3.33 g mixture of KCl and KClO3, 2KClO3(s) > 2KCl(s) + 3O2 What is the percent by mass of KClO3 in the mixture? 
weathering and erosion
gravity causing rock or sediment to move downhill hint 12 letters 
weathering and erosion
sandblasting of rock by wind blown particles hint 8 letters 
weathering and erosion
what is the flow of water over earths surface hint 6 letters 
weathering and erosion
what is the wearing away and removal of rock material hint 7 letters 
science
what is the removal of small loose particles of rock by the wind hint 9 letters 
science
its not a text book its a review sheet 
science
do you where i can find a answer sheet to chapter 9 weathering and erosion? because i really want to ace the next test and i don't know the right answers to it thnx 
science
Chemical weathering takes place fastest in a ____________________ and ____________________ climate. 
physics
A rocket is launched at an angle of 56.0° above the horizontal with an initial speed of 101 m/s. The rocket moves for 3.00 s along its initial line of motion with an acceleration of 29.0 m/s2. At this time, its engines fail and the rocket proceeds to move as a projectile. ... 
physics
A rocket is launched at an angle of 56.0° above the horizontal with an initial speed of 101 m/s. The rocket moves for 3.00 s along its initial line of motion with an acceleration of 29.0 m/s2. At this time, its engines fail and the rocket proceeds to move as a projectile. ... 
science
what are two causes of mechanical weathering ice wedging and _____ 
science
what is the natural process that causes rock to break down 
science
acid produced by some plant roots __ __ ___ ___ __ __ 
science
freezing and thawing cycle that causes potholes in roads and breaks in rocks ___ ___ ___ ___ ___ ___ ___ ___ ____ 
English
Can someone edit this for me please?? What female born in the 1800's was full of bravery and determination? What female risked her life to save others? What female was a Conductor in the Underground Railroad, Spy for federal forces in South Carolina and a nurse during the ... 
organic chemistry
Triphenylmethane 
Science
In our 7th grade Commprehensive science class we are learning about heat. So our project is about how animals adaptions for thermoregulation. And we choose the hooded Seal. We have found three adaptions sso far but the requirements are five. So far we have Blubber,Half whines... 
algebra
The perimeter of a rectangle is 96m.The length is 6m more than twice the width. Find the dimension. 
math
no it doesnt say that its just states is he right or not 
math
matt thinks that all the values of x and y that absolute value   would make this statment true x+y= x+y if x is 5 and y is 6 then replacing x and y for the values would look like this: x+y=5+6= 11=11 x+y= 5+6=5+6=11 Is matt a true smarty pants? ... 
physics
a free body diagram of a boy sliding down a hill on a sled 
social studies
write a paragraph explaining the results of the french and indian war 
French(easy question)
It is spent a good film to Gaumont. One goes there? Not possible. I etudie for the questions tomorrow. Agreed. Then, tomorrow. 
Algebra
Help me with these problems.. x/4=2x+3/15 21/y8=3 11u/6=u+14 possilbe answers? 84/5 12/7 15.. what goes where? 
Algebra
..Help me with these problems.. x/4=2x+3/15 21/y8=3 11u/6=u+14 
English
We have to analyze an analogy for our English class. I remember a very interesting demonstration I saw several years agothe person took two glasses, one being large, the other small. He poured water into the large one about halfway, and then transferred this into the smaller... 
algebra
How do you determine how to solve y=10x8,y=1/2x+5 
social studies
Into what ocean do most of South America's rivers flow? 
math
factor down (4^3)^2 ____ * _____ ______ _______ ______*______ _____ ____ when is it not possible to work an exponent multipication? In the space below give an example and work it out to prove what you say does not work 
math
like i only got the first one when 16/16=1 that is 2^0 that is a power of two can you help me with the rest? 
math
like i only got the first one when 16/16=1 that is 2^0 that is a power of two can you help me with the others? 
math
60m^3n^12 over 15mn can u put this in simplist form? 
math
like i only got the first one when 16/16=1 that is 2^0 that is a power of two can you help me? 
math
write each expression as a power of 2 2^4 / 4^2 (4^2)^3 (100^0)^5 (5n)^2 
science
a shell has an initial velocity of 450 feet per second, what is the maximum height the shell reaches? 
math
if the bases are not the same or the exponents why would it not work? 
math
first you do 9+3 which is 12 and then you have to divide 12 from 4 to get your answer for n. which is 3 n=3 
math
3^2 is my sample but it says explain their funcutions for eachother. what exactly does it mean. can you give me a function for my problem. 
English
When I type President Bill Clinton in a sentence does president need to be capitalized? 
physics
if a bus fell off a cliff at a speed of 27m/s & the cliff is 70m high how far from the bottom do they land? 
physics
well i think that when there is no air resistance that it is hard to know when it is going to hit the ground. 
math
what is the orginal cost of 565.00 with a 5.5% discount 
English
Would someone edit my essay so far please. So far, I only have the introduction, the first paragraph and the conclusion. I am arguing for school uniform. "You know, if we had a uniform policy, it would make things better in this school." (Mitchell). Said by President... 
PLEASE HELP! HISTORY
summarize the Edict of Milan by Constantine and Liciniu Augustus 
PLEASE HELP! HISTORY
311 A.D by Galerius 
PLEASE HELP! HISTORY
summary of how the Edict of Toleration relates to the time in which it was produced? 
HiStOrY!!
what is Homer trying to say in The Iliad? 
English
I am writing an argument essay on school uniforms and I need some help writing the introduction. I am arguing in favor of school uniforms.. My thesis is ..School uniforms should be required in all public schools because not only do they cut down on the teasing and bullying but... 
English
I am writing an essay and looking for some other ways to say however, therefore, and in conclusion. Thanks!! 
math
in a triangle,the largest angle is 29 degrees more than the smallest.The third angle is 13 degrees larger than the smallest. What is the smallest angle in the triangle?What kind of triangle is it? and show work please. 
physics
A 1260.4 kg car is traveling at 21.5 m/s when the driver takes his foot off the gas pedal. It takes 4 s for the car to slow down to 20 m/s. How large is the net force slowing the car? Answer in units of N. 
English1
what is the meaning of the phrase "as thick as flies around a sorghum mill' 
math
why is anything to the zero power equal to 1? 
AlgebraPlease check
3(x2) 3x6 
physics
A 3.00 kg book is dropped from a height of 2.2 m. The acceleration of gravity is 9.81 m/s2 . a) What is its acceleration? Answer in units of m/s2. 
chemistry
consider the following balanced chemical reaction: 2 Col3+3 K2S> Co2S3+6 Kl assuming all that can react will react, how many grams of cobalt (III) sulfate will form when 1318.89 grams of cobalt (III) iodide are combined with 551.35 grams of potassium sulfide? 
English
I am responding to this .. In my high school course in biology, we are required to dissect frogs. I think this is cruel and pointless. Whatever we learn about frog's anatomy can be learned from a book. My teacher says that I must dissect the frog. My response is.. I know ... 
English
Would someone look over my paragraph and let me know if and where I need to make improvements In Garrett Hardin's "Lifeboat Ethics", the paragraph that touched me the most is "Overloading The Environment". Hardin talks about India and how the population... 
algebra
what is the answer to x(6)=10? 
geometry
In the figure below, B is the midpoint of , AB = 5x + 2, and AC = 12x – 2. What is the value of BC? 
Enligsh
My teacher told me how to revise my thesis in terms of parallelism. I am not sure what she means or how to do it. This is my thesis: "School uniforms should be required in all public schools because not only do they cut down on the teasing and bullying but they also help ... 
English
No, it is not me personally. That is the issue I have to write about in english class. I have to write in the role of "ethicist" and offer advice on how to handle the issue. 
English
Directions: Write a concise response putting yourself in the role of "ethicist" and offering advice on how to handle the issue presented. The issue is "My high school requires that we dissect frogs. I am Buddhist, and we Buddhist have a reverence for all living ... 
algebra
A vehicle uses 1 tablespoon if gasoline to drive 125 yards. How many miles can the vehicle travel per gallon? 
math
Horizontal Translation and dialation Problem : let f, g, and h be defined f(x)= x2 2< or equal to x < or equal to 2 g(x)=x3 for all real valuse of x h(x) = 1/2 x for all real values of x a. f(g(x))= f(x3). What transformatioon is applied to function f by composing it ... 
precalculus
Horizontal Translation and dialation Problem : let f, g, and h be defined f(x)= x2 2< or equal to x < or equal to 2 g(x)=x3 for all real valuse of x h(x) = 1/2 x for all real values of x a. f(g(x))= f(x3). What transformatioon is applied to function f by composing it ... 
English
i decide d is that right 
chemistry
The specific heat of compound A is 0.50 cal/g degrees c. What amount of h eat has been added to 100.0g of compound A if temperature changes by 50 degrees c. 
algebra
t+18.1=23.9 
English
I think it may be Hasty generalization, but I'm not sure.