Posts by katherine

Total # Posts: 621

math
every row and column contains the same numbers and the same math signs, but they are arranged in a different order each time. can you find the correct order to arrive at the finals totals shown. only using 4 8 3 5 and * + - to make 31 15 20 21 9 17 11 27 ...but you only can ...

math
every row and column contains the same numbers and the same math signs, but they are arranged in a different order each time. can you find the correct order to arrive at the finals totals shown. only using 4 8 3 5 and * + - to make 31 15 20 21 9 17 11 27 ...but you only can ...

social studies
give an example of how metallic bonding allows metals to conduct electric current..please..help..me..:(

science
yes i got it ...srry but after you told me about the website it came up..what i mean is that your answer came first then the website which is weird .. but thanks fo helping me ...:)by the way this is extra credit for science not that i failing but just want to do it

science
yes i read

science
wait mrs.sue i don't get it...what do u mean????

science
do you think all horses output exactly 1 horsepower and why ...please...help...me:( :(

science
do you think all horses output exactly 1 horsepower and why ...please...help...me:(

math
how many different rectangles are there with an area of 36cm squared if the side lengh of each in centimeters are whole numbers ...please help..me:(

math
you have one penny one nickel one dime and one quarter. how many different amounts of money can you make using one or more of these coins ... please help..me..:(

science
why is it uncommon for noble gases to form chemical bonds?

science
how can the periodic table help you determine the number of valence electrons?

science
which electrons in an atom make chemical bonds? why

math
thanks know i no what to do

math
okay ..:(

math
A flying saucer filled with space aliens landed in my front yard! After the entire crew had filed out of their spaceship, I happened to count their heads and feet. I saw a total of 91 heads and 124 feet. It was clear that their leader was a purple creature with three heads and...

science
that helps alot

science
how is the periodic table like a calendar

science
how is the periodic like a calendar

Final-Chemistry
I have finals coming up in a week and a half. I know I should have started studying earlier, but I just had an exam in my chem class and was focused on getting the information for that exam mastered before I started studying for the final. Now, I'm overwhelmed. I have no ...

math
i still don't get it ...Our class planned a holiday party for disadvantaged kids.Some of us baked cookies for the party.On the day of the party,we found we could divide the cookies into packets of two, three, four, five, or six and have just one cookie left over in each ...

math
still don't get it.....Our class planned a holiday party for disadvantaged kids.Some of us baked cookies for the party.On the day of the party,we found we could divide the cookies into packets of two, three, four, five, or six and have just one cookie left over in each ...

math
ok i got the multiples of 7 so what do i do next ...Our class planned a holiday party for disadvantaged kids.Some of us baked cookies for the party.On the day of the party,we found we could divide the cookies into packets of two, three, four, five, or six and have just one ...

math
but mrs sue can do the first 2 numbers so that i can finish cause i don't get it

math
Our class planned a holiday party for disadvantaged kids.Some of us baked cookies for the party.On the day of the party,we found we could divide the cookies into packets of two, three, four, five, or six and have just one cookie left over in each case.If we divided them into ...

math
Our class planned a holiday party for disadvantaged kids.Some of us baked cookies for the party.On the day of the party,we found we could divide the cookies into packets of two, three, four, five, or six and have just one cookie left over in each case.If we divided them into ...

reading
from what state

reading
by the way what subject do u teach

reading
thank u mrs sue

reading
what are external and internal conflicts

social studies
alot of things ...the thing is that am sick and i cant think

social studies
10 things you are thankful for

5th grade
how do i do a question like x(x-4)=0 using the zero product rule?

science
1)Compare the properties of metals nonmetals and metolliods? 2)Why can elements and compound be considered pure substance? 3)What is the difference between colloids and suspension?

science
1)Compare the properties of metals nonmetals and metolliods? 2)Why can elements and compound be considered pure substance? 3)What is the difference between colloids and suspension?

science
1)Compare the properties of metals nonmetals and metolliods? 2)Why can elements and compound be considered pure substance? 3)What is the difference between colloids and suspension?

math
thanks bob and nathon

math
thanks mrs.sue

math
620m=___km 900km=___m ___cm=13km ____km=562,300cm

math
90,050mL=____L please help i forgot how to do

math
54m=___cm..please help me refresh my memory on this i forgot how to change this sentence 54 m =___ cm

science
What are alloys in science? i forgot

science
What is the differnce between collids and suspension?

science
Which of the following does NOT describe a suspension? A)particles are soluble B)particles settle out over time C)particles can block light D)particles scatter light

science
what are three ways to make a sugar cube dissolve more quickly in water

science
hey i need help[ filling out this sentence..... Solubility is dependent on_______________ and_____________. plese help me thank you

science
What can particles in solution NOT do because ther are so small

Spanish Proofread please!!
THANK YOU i didn't know i had that many careless mistakes!

Spanish Proofread please!!
El sueño americano de Esperanza es fuerte porque ella tiene una vida difícil y aprende crear su identidad con los recuerdos de Mango St. y las penurias que ocurren. Esperanza quiere tener una casa suya con muchos árboles y una jardín grande porque ...

science
Which of the following is NOT true about compounds? A) compounds join in specific ratios according to their masses B) the mass ratio of a specific compound is always the same C) compounds are random combinations of elements D) different mass ratio mean different compounds

Algebra
17a 11a i think

science
Why does a helium-filled balloon float up when it is released?

science
Which of the following in NOT a physical or chemical change? A)crushing B)weighing C)melting D)passing electric current

math
k i did it i got it so know what...... wait is this the percentage for ted or tony

math
k i did it i got it so know what,\....... wait is this the percentage for ted or tony

math
but why does 120/500 = 0.24 what did u do to it

math
since 120/500 is equal to 100 that means ...............i still don't get it......... please..... i need help.can you at least give me the answer please tbhis is hohnors math and for me its hard........ Tom,Ted,Tony,Terry worked together on a job.The job paid $500.Each boy...

math
120/500 i think

math
still don't get it

math
so it would be like 500 divided by 140 for ted and tony ..... 120 because of ted and tom but wait i think i am doing this wrong can you at least give me the answers and i will follow you and that for you to explain to me please i give up i hate percents ....its due tommorow ...

math
all i get is that tony and ted earned 280 and that ted and tom have 260 and ted and terry go 220 i undersatnd but how do i get the percent of the job that each boy did......i got what bob said but he didn't explain how to get a percen...HELP...

math
i don't get it ....Tom,Ted,Tony,Terry worked together on a job.The job paid $500.Each boy was paid according to the amount of work he contributed to the job.Ted and Tony earned $280 together.Ted and Tom have $260,and Ted and Terry got $220.What percent of the job did each ...

math
everything

math
Tom,Ted,Tony,Terry worked together on a job.The job paid $500.Each boy was paid according to the amount of work he contributed to the job.Ted and Tony earned $280 together.Ted and Tom have $260,and Ted and Terry got $220.What percent of the job did each boy do?

math
Tom,Ted,Tony,Terry worked together on a job.The job paid $500.Each boy was paid according to the amount of work he contributed to the job.Ted and Tony earned $280 together.Ted and Tom have $260,and Ted and Terry got $220.What percent of the job did each boy do?

math
your cat is expecting a litter of kitten.suppose the probability of a male kitten is 1/2.what is the probabilty that a litter of five kittens contain all male kittens

math
your cat is expecting a litter of kitten.suppose the probability of a male kitten is 1/2.what is the probabilty that a litter of five kittens contain all made kittens

math
i mean male kittens

math
your cat is expecting a litter of kitten.suppose the probability of a male kitten is 1/2.what is the probabilty that a litter of five kittens contain all made kittens

math
your aunt is building a garden in her backyard.she has 90ft of fencing to surroud it.if she wants the lenght to be 15 ft onger than the width , what should the dimensions of her garden be

math
start with 1, multiply by 2. then multiply the result by 3.then continue to alternate multiplying by 2 and by 3.what is the ones digit after the twelfth multiplication

math
suppose a license plate contains 4 digits.the probability of plate number having an even or an odd digit is the same.what is the probabilty of having a license plate with all even digits.

math
a dog owner has 200ft of fencing and wants to enclose the greatest possible rectangular area for her dog .what dimension should she use

math
a true or false test has 5 questions. what is the probability of guessing exactly four out of the five answers correstly.

math
You buy a belt for $10 and some socks.Each pair of socks cost $3.The total shipping cost $3.What is the total cost if you buy 11 pairs of socks

math
A salesperson bought a caase of pens.On Monday, he sold 1/2 of the pens.On Tuesady, he sold 30 more.On Wednesday, he sold 1/3 of the pens that were left.On Thursday, he sold the remaining 40 pens.How many pens were originally in the case,

Chem
oh my! thank you, conversion factors off i guess :[

Chem
A microwave oven operates at 2.40 GHz. What is the wavelength of the radiation produced by this appliance? I got 1.25*10^-10. What am I doing wrong?

chemistry
In the following experiment, a coffee-cup calorimeter containing 100 mL of H2O is used. The initial temperature of the calorimeter is 23 degrees Celsius. If 4.00 g of CaCl2 is added to the calorimeter, what will be the final temperature of the solution in the calorimeter? The ...

Chemistry
how much silver nitrate must be measured to yield 1.00g silver?

Chemistry
When 1 mol of a gas burns at constant pressure, it produces 2424 J of heat and does 6 kJ of work. How do i calculate delta E for this problem? I tried q+w but that didn't work for me. I got the answer wrong.

Chemistry
The kinetic energy of a rolling billiard ball is given by {\rm{KE}} = 1/2\,mv^2 . Suppose a 0.17-{\rm kg} billiard ball is rolling down a pool table with an initial speed of 4.5 m/s. As it travels, it loses some of its energy as heat. The ball slows down to 4.0 m/s and then ...

Chemistry
Given the following equations: 2 H2 (g) + O2 (g)--> 2 H2O (l) deltaH = -571.6 kJ N2 (g) + O2 (g)-->2 NO (g) deltaH = +180.5 kJ N2 (g) + 3 H2 (g) --->2 NH3 (g) deltaH = -92.22 kJ Determine the enthalpy change (deltaH) for the following reaction: 2 NO (g) + 5 H2 (g)--&...

math
9/25 divided by 4/5 - 1/10

science
Light.

english
A postage stamp.

Literature (Handle With Care by Jodi Picoult)
Please help me if you have read Jodi Picoult's latest book, Handle with Care. I'm doing a post card on it, so any information or help you provide is greatly appreciated. ~ what do you think would be a good 2-3 sentence annotation for this book? by annotation I mean ...

MATH Dx
17/51 simplest form 19/38 simplest form 10/32 simplest form show work pweeeese T3T

MATH Dx
14/35 in simplest form show work too!? Heeeelp Dx

math
14/35 in simplest form? with work

objective and eyepiece lens
What is the approximate magnification of a compound microscope with objective and eyepiece focal lengths of 0.3 cm and 3.6 cm, respectively, and a separation between lenses of 20 cm? The answer is 460. I tried finding the magnification for the eyepiece which was m=25/f=25/3.6=...

physics lens
regarding the objective lens of a telescope and a microscope, for the eyepiece, where and what kind of image is formed? I kno that the image that is formed is a real, inverted image.. but where is it formed? thanks for your help.

nucleophilicity
the more basic the the more nucleophilic?

japan study
Talk about how the bombing of Hiroshima and Nagasaki effected the culture and the beliefes (because most of the people believed suicide was ok durring that time like life was not important, they where promised if they commited suicide on the American war ships they would be ...

algebra
So here's the problem: 6a^-2 + 9a^2 all over 3a^-2 The answer is suppose to be 2 + 3a^4 I keep getting the answer as 5. Can you show me how to solve this problem correctly?

8th grade Social Studies
How did the Cotton Gin effect slavery?

algebra
How do you chance an equation from standard form to slope-intercept form?

Math
find the values of a and b given that matrix A= [a -4 -6] [-8 5 7] [-5 3 4] is the inverse of matrix B = [1 2 -2] [3 b 1] [-1 1 -3] It would really help if you showed how you did it. Thanks a lot!

social studies
How do each of the eight strands of social studies tie into the times and life of Christopher Columbus?

algebra
an orange has 20 fewer calories than a banana. If 7 bananas have the same number of calories as 9 oranges, how many calories are in a banana?

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