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Posts by cali

Total # Posts: 74

Math
Write a sequence of transformations that maps triangle ABC onto triangle A''B''C''. --------------------------------------… A in ABC is 1,9, B in ABC is 3,12, and C in ABC is 4,4. A'' in A''B''C'' is 3,-3, B'&#...

Mathematics
Still need help. Please??

Mathematics
anybody?

Mathematics
Simplify the expression. (6x^-2)^2(0.5x)^4. Show your work. I know that the answer is 9x^2-+4 I just need help showing the work. PLEASE HELP!

health and physical education
I was right! The correct answers are: 1. B 2. C 3. D

health and physical education
is it C? Ms. Sue

Chemistry
A Starbucks Venti Caramel Macchiato contains about 42.0 grams of sugar. If we assume all the sugar is in the form of sucrose, use your answer from Question 4 to determine how many nutritional calories are produced in burning this quantity of sugar. Give your answer as a ...

Chemistry
Table sugar consists primarily of sucrose, C12H22O11(s). The standard enthalpy of combustion for sucrose is the ?Ho for the reaction: C12H22O11(s) + 12 O2(g) ? 12 CO2(g) + 11 H2O(l) Calculate this ?Ho. Give your answer in units of kJ to five significant figures. Use the ...

Chemistry
Magnesium metal reacts with HCl(aq) according to the equation: Mg(s) + 2 HCl(aq) ? MgCl2(aq) + H2(g) In an experiment to determine the ?H for this reaction, 0.158 g of Mg metal is combined with an excess of HCl to make 100.0 mL of solution in a coffee cup calorimeter. Upon ...

algebra
-5(3-x)+4=5q-11

Pre algebra
Write each of the following expressions without using absolute value. |x−y|, if x<y I reall don't get this please help

Pre algebra
The scale on a map indicates that 1 inch represents 10 miles. If two cities are 2 3/4 inches apart on a map, how many miles apart are the two cities?

Pre algebra
* There are 1,000 of an endangered species of bird left. If the population drops by 50% each year, how many years until there are only 1% of the current total left? ( round to a whole number)

math
Ms. Sue it just says a%

math
A number increased by a % and decreased by 80% is 400. What is the number ?

math
okay thanks

math
wait, if you're subtracting 1 inch on all sides wouldn't it be 10 - 1 = 9 and 8 - 1 = 7?

math
so the length is 8 and the width is 6 and the area is 48?

math
A picture is copied onto a sheet of paper 8 inches by 10 inches. A 1 inch margin is left all around the picture. Find the length, width, and area of the picture. the length is 10 and the width is 8 but i don't understand how the 1 inch margin comes into play? is the area ...

Math
What is the numerical coefficient of the term x^3 in (2+x)^5

Math
If a substance has a half life of 600 seconds. If a scientist begins with an initial amount of 1kg complete the following problems: create an exponential equation using proper variables?

Chemistry
Consider the reaction: 2H2+2NO -> N2+2H2O. Initially 1.20mol of H2 and 0.95mol of NO are placed in a 2.50L container(all reactants and products are gases) if after 5seconds the amount of H2 has been reduced to 1.02mol. How much NO is left? And how much N2 and H2O has been ...

Math
Express y as a function on x Log(y+3)=logx^3-log(x-2)

Math
What are the transformations of: f(x)=-log(2-x)+3

Chemistry
the atomic spectrum of lithium has a strong red line at 670.8 nm. what is the energy of each photon of this wave length? What is the energy of 1 mole of these photons?? -do you use the e=h x v ??

Math
Randy had $2000 he wants to double in 2 years. What is the approximate rate he will need??

stats
According to a survey of American households, the probability that the residents own 2 cars if annual household income is over $50,000 is 80%. Of the households surveyed, 60% had incomes over $50,000 and 70% had 2 cars. The probability that annual household income is over $50,...

Chemistry
a sample of a compound with a mass of 0.4168g is extracted from a plant. Decompostion of this sample produces 0.1667g of carbon, 0.2223g oxygen, and the remainder is hydrogen. What is the percentage compostion (by mass) of the compound?

Physics
A puck of mass 0.03 kg slides across rough ice, experiencing a frictional force of 0.2 N. If it was moving at 36 m/s when I hit the ice patch, A) How long did it take to stop? B) What was the length of the ice patch? I know I have initial velocity, mass and final velocity of ...

bio (CHECK ANSWERS)
Modern fishing practices threaten biodiversity primarily through the? A)accidental capture of unwanted species B)physical destruction of marine habitats. C)removal of community food supplies D)chemical poisoning of the water I think the answer is c but not sure 2. Which of the...

bio
providing examples explain how sexual reproduction in plants has evolved to become less dependent on water

biology
providing examples explain how sexual reproduction in plants has evolved to become less dependent on water?

math
135+15

Math.
5 is d I put c and got it wrong

physics
Calculate the distance between the center of the earth and the center of the moon at which the gravitational force exerted by the earth on an object is equal in magnitude to the force exerted by the moon on the object.

physics
Two blocks are connected by a lightweight cord that passes over a frictionless, massless pulley. The bottom block has a mass of 2.00 kg and the top block has mass 0.500 kg. The coefficient of kinetic friction at each sliding surface is equal to 0.10. The two blocks are release...

vet tech
It was c.

vet tech
thats what i had on a old test n it was wrong. I'll put it again and see what they say now.

vet tech
What else would it be Cuz I put b on my old test and it was wrong to. And it's definitely not a

vet tech
It also means  or the posterior part of the body. 

vet tech
The only other thing would be c I'd think

vet tech
A is the right bottom of an animals foot B is situated or occurring near the front end of the body, especially in the region of the nose and mouth or (in an embryo) near the hypophyseal region. C is at or near the tail or the posterior part of the body.

vet tech
The ear is ___ to the eye? A.palmar B.rostral C.caudal D. Cranial. I put d but they said it's wrong so what else can it be?

science
d.

computers
1.after carefully constructing and double checking all of your slides, you're ready to preview your presentation. you're on the fourth slide, but you need to see the whole presentation as one unbroken flow. what button should you use to view the whole presentation ...

help please!
1.after carefully constructing and double checking all of your slides, you're ready to preview your presentation. you're on the fourth slide, but you need to see the whole presentation as one unbroken flow. what button should you use to view the whole presentation ...

microsoft powerpoint
1.after carefully constructing and double checking all of your slides, you're ready to preview your presentation. you're on the fourth slide, but you need to see the whole presentation as one unbroken flow. what button should you use to view the whole presentation ...

poetry part 1
which one of the following lines best illustrates personification? a. spring is a dream unsung b. a narrow wind complains all day c. the fog comes on little cat feet d. she floated graceful as a dove. I think b or d

Physical Science
can I get some help with these questions. im not sure on these ones During the stage of internal combustion engine operation in which the piston rises and compresses the fuel in the combustion chamber, a. both the intake and exhaust valves are open b. the intake valve is open ...

geography
1-20 can you please check my answers marked with *** which of the following were the main proponents of NAFTA? a. labor unions b. human rights groups c. environmentalists ***d. large corporations in the 1950s 40 percent of the u.s workforce was engaged in manufacturing by the ...

geography
which of the following statements is true of Singapore a. Singapore's government condemned u.s. military actions in Afghanistan. b. Singapore finally became self governing in 1965 c. Singapore is member of the federation of Malaysia d. Singapore is a major manufacturer of ...

equations & inequalities
1.simplify this expression 4p+9+(-7p)+2=? a.3p+11 b.3p+7 {c.-3p+11} d.11p+11 2.solve this equation 4y+228=352 a.y=-31 {b.y=31} c.y=145 d.y=3 3.solve this inequality 3p-16<20 a. p<1/3 b. p<1 1/3 c. p<12 d. p<-12 4.solve this inequality 3b-7<32 a. b<5 b. b&...

Science
A is correct

writting skill part 2
read the word in parentheses; which of these sentences most effectively translates an abstract concept into a mental picture? a.(freedom) on her twenty-first birthday, lola declared herself a woman. b.(sunrise) the rising sun transformed the canyon into the bright stone and ...

writting skills part 2
thank you. read the word in parentheses; which of these sentences most effectively translates an abstract concept into a mental picture? a.(freedom) on her twenty-first birthday, lola declared herself a woman. b.(sunrise) the rising sun transformed the canyon into the bright ...

writting skills part 2
im thinking c

writting skills part 2
a. I would not provoke that man if I were you b. the effects of cyanide are well known c. having left the building, Elvis never returned d. they considered their options

writting skills part 2
which of the following sentences is written in the passive voice?

english
one who knew the world, and who would not have felt abashed at the governor's dinner table or in King William's court, were it possible that his affairs should call him thither

english
not nathaniel brown but nathaniel hawthorne

english
young goodman brown by nathaniel brown

english
12. which of the following describes the reactions of government leaders to the second traveler in lines 15 and 16 inhospitable friendly dismissive supportive

Physics
A copper wire of diameter 0.30mm and length 1.50m is joined to another steel wire of same diameter and length 1.20m. The copper part of the double wire is hung vertically to a fixed point, while a small weight is connected to the lower end of the steel part. Joining the two ...

american history
which of the following was the primary cause of the Balkan wars conducted during the Clinton administration a. the rise to power of Slobodan Milosevic in Serbia b. Muslim activism in Bosnia c. the un peacekeepers inability to stem ethnic cleansing d. the breakup of the former ...

american history
when postwar expansion slowed in the 1950s an economic stimulus was provided by a. the construction of Levitt towns b. the baby boom c. cold war spending d. increased consumer goods manufacturing I think a but the book talks about a and b so im not to sure

american history
which of the following statements is true of the Gulf of Tonkin affair? a. Johnson approved covert amphibious raid on the north Vietnam B. congress was divided and only reluctantly passed the gulf of Tonkin resolution c. the destroyer Maddox was sunk by north Vietnamese ...

math
Many scholars have set some standards to judge a system for taxation for its validity. How can you decide if a tax is good or bad

Math
rae was 100% correct! Thanks for an 80%, Lilly.

math
Teresa baby-sits for $4.50 an hour. Make a table showing how much money she will make over time.

Physics
A ball moving at +3.0 m/s along a table rolls off a table and lands on the ground 2.0 m away. How high was the table?

algebra2
estimate the probability of choosing "E" tile. Write your answer as a decimal.

algebra
how to multply and divide rational expressons is their a free website i can go on that will show it step by step and give me an answer???

6th grade Science
help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! i cant find the word microtubules anywhere i looked on google and in my science book i cant find it anywhere PEASE PLEASE HELP ME!!!!!!!!!!!!!!!!!!!

Chemistry 12 collage program
i don't understand but this helps i hope it's right

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