Wednesday
April 16, 2014

Posts by ANONYMOUS


Total # Posts: 68,095

Ap Chem
Fe(s) + Cu2+(aq) Fe2+(aq) + Cu(s) If Ecell = 0.780 V and [Fe2+] = 1.0 M, what is [Cu2+]?

math
All of the 5th grade teachers and students from Almond went on a field trip to an archaeology museum. Tickets were $8.50 each for teachers and $2.00 each for students, and the group paid $29.00 in total. A few weeks later, the same group visited a natural history museum where ...

math
The Standard blend of coffee uses 4 oz arabica beans and 12 oz of robusta beans per package; the Deluxe blend uses 10 oz of arabica beans and 6 oz of robusta beans per package. The merchant has 80 lbs. of arabica beans and 90 lbs. of robusta beans available. Find a system of i...

physics
Horizontal rays of red light (λ = 660 nm, in vacuum) and violet light (λ = 410 nm, in vacuum) are incident on the flint-glass prism shown in the drawing. The indices of refraction for the red and violet light are nred = 1.662 and nviolet = 1.698. The prism is surroun...

French
Is that supposed to be "et" or "est?"

Physics
convert 220 degree into radians show work.

chemistry
You have been asked to do a dilution of a copper sulfate solution. The solution to be diluted is 2.88 M copper sulfate. What volume of the 2.88 M copper sulfate is required to make 250 mL of 1.03 M copper sulfate solution?

math
Thanks for the hint :D

math
Shelly is making tomato soup. A 1-pint can of tomato juice costs $0.90. A 1-quart can of tomato juice costs $1.65. Which is a better buy for one quart of juice? How much money will she save?

algebra
Y= -3/8x + 10

math
The map of the school has a scale of half inch 5 yards the distance from the library to the cafeteria is one and a half inches on the map how far is the library from the cafeteria

math
Alberto studied the distribution of two sets of data. He found that both sets had the same greatest value and the same center. Alberto says that this does not mean the data distributions are the same. Is he correct? Explain. I really need help.

math
Thank you

math
Write an inequality using subtraction and the variable x so that solutions to the inequality include x = 3,5,7, and 9. Please help me.

physics
Light that is polarized along the vertical direction is incident on a sheet of polarizing material. Only 98% of the intensity of the light passes through the sheet and strikes a second sheet of polarizing material. No light passes through the second sheet. What angle does the ...

math
Thanks

math
How do you know that any value for y will be a solution to the inequality y + 3.9 > y?

physics
The intensity of the light that reaches the photocell in the figure below is 104.6 W/m2, when θ = 26°. What would be the intensity reaching the photocell if the analyzer were removed from the setup, everything else remaining the same?

SS
Is West Bank and Gaza oil rich? I think no.

English
If this is a true/false question, the answer looks pretty obvious to me.

Chemistry Equilibrium
At 500 ºC, the decomposition of water into hydrogen and oxygen, 2H2O(g) 2H2(g) + O2(g) has Kc = 6.0 × 10-28. What are the concentrations of H2 and O2 that are present at equilibrium in a 2.00 L reaction vessel at this temperature if the container originally held 0.0...

math
wheres the answer

spanish
Write the object pronouns that would correctly complete each sentence. Lupe muestra la revista a nosotros. Lupe________ ________muestra.

economics
what are the cost and consaquences of providing the subsdies and welfare?

Geometry
What is the volume/surface area for 5m,12m and 15m

maths
graph of a function

trig
no

SS
Are Syria and Bahrain oil rich, in general?

math
find the zeros by factoring -x^2 - 4x + 5 = y

Chemistry
How many atoms of each element are represented in the following: A.) 3NaCl B.) H2SO4 C.) 4H2SO4

Language
Yes, thank you.

Language
Yes, I read that, but I was kind of confused. Is the Turkic family a completely different family, or is it a part of the Indo-European family?

Language
Does the Turkish language belong to the Indo-European Language family?

Math
poop

BILOGY
how does light intensity and the rate of photosynthesis relate to the position of the sun during the year?

Math
18

Math
The measure of an angle is 4 times the measure of its complement. What is the measure of the angle's supplement?

Math
210

statistics
There are 652 males, 396 say they have been to dentist in past year. Give a confidence interval for 90% of the population proportion.

Finance
=-PMT(0.04/12, 12*6, 32000)

Help Ms.Sue!!! Social Studies
Yes, it is B. Most people there are Sunni, Arab, and do live in urban areas.

Help Ms.Sue!!! Social Studies
You're welcome.

Help Ms.Sue!!! Social Studies
I'm so sorry...I meant to say that it is not C. It is actually B.

Help Ms.Sue!!! Social Studies
It's not B.

english
I have to be very sure with my information since I will be presenting in front of the class, I appreciate your help.Its the Role of Social Workers in Adoption(Anyone who participates in an adoption-the ethical dilemmas the experience, hrs wages and the importance role of their...

english
have to point out the ethical dilemmas(so I think problems when adapting and what people in social work adaption receive in terms of wages and hours in different states and the job outlook in general. Thank you!

math
John ate 1/3 of a sandwich. How many sixths of the sandwich did he eat?

Math(Factorial)
A women student is to answer 10 out of 13 questions on a test. Find the number of choices where she must answer: (a) the first two questions; (b) the first or second questions but not both; (c) exactly 3 out of the first 5 questions (d) at least 3 of the first 5 questions EXCE...

math
how do you type up a spaceship in space

Science
Suppose you make an electromagnet with a copper wire and a battery by putting the two ends of the wire on the two ends of the battery. If you switch the side of the battery, are you changing the magnetic poles of the wire?

math
Shania is having trouble understanding her algebra assignment. To help her understand, she asks Mark why is x^2*y^3 not equal to (x,y)^5 Which of the following responses would be best for Mark to give? A. “You should multiply the exponents rather than add them. The correc...

fitness and health
which one of the following choices is the best option for a vegan snack?

Science
What happens to resistance when voltage increases but current is constant?

Math
A bank lent $1.2 million for the development of three new products, with one loan each at 6%, 7%, and 8%. The amount lent at 8% was equal to the sum of the amounts lent at the other two rates, and the bank's annual income from the loans was $88,000. How much was lent to ea...

Physics
Suppose you make an electromagnet with a copper wire and a battery by putting the two ends of the wire on the two ends of the battery. If you switch the side of the battery, are you changing the magnetic poles of the wire?

Math
I mean how do you simplify that?

Math
-sqrt60 How to do this?

Calculus Help Please!!!
The anwser is B

SCIENCE PLEASE HELP ME!!!!!!!! ASAP PLEASE PLEASE
Which chemical equation is balanced? (1 point) H20 H2 + 2O2 2H20 2H2 + O2 2H2O H2 + 2O2 H20 2H2 + 2O2 i think its c

physics
a person was climbing on a building.he slips 1 metre for every 5 metre he climb up. if the building is 53 metre high and he takes 5 seconds to climb 1 metre,find the total time taken by him to get on the top of the building.

chemistry
What is the pressure in millimeters of mercury of 0.0115mol of helium gas with a volume of 206mL at a temperature of 25∘C?

GEOMETRY
The picture below shows a container that Rene uses to freeze water. A cylinder is shown with base diameter of 6 centimeters and the height as 8 centimeters. What is the minimum number of identical containers that Rene would need to make 2000 cm3 of ice? (Use π = 3.14.) 27...

science
In humans, being a tongue roller (R) is dominant over non-roller (r). A man who is a non-roller marries a woman who is heterozygous for tongue rolling. what is the Father's genotype, mother's genotype?

math
Weights of the vegetables in a field are normally distributed. From a sample Carl Cornfield determines the mean weight of a box of vegetables to be 180 oz. with a standard deviation of 8 oz. He wonders what percent of the vegetable boxes he has grouped for sale will have a wei...

stats
A random sample of mid-sized cars tested for fuel consumption gave a mean of miles per gallon with a standard deviation of miles per gallon. Assuming that the miles per gallon given by all mid-sized cars have a normal distribution, find a confidence interval for the population...

physics
A motorcycle accelerates uniformly from rest and reaches a linear speed of 33.4 m/s in a time of 11.6 s. The radius of each tire is 0.265 m. What is the magnitude of the angular acceleration of each tire?

physics
A baseball pitcher throws a baseball horizontally at a linear speed of 41.3 m/s. Before being caught, the baseball travels a horizontal distance of 15.4 m and rotates through an angle of 52.7 rad. The baseball has a radius of 3.74 cm and is rotating about an axis as it travels...

physics
A dentist causes the bit of a high-speed drill to accelerate from an angular speed of 1.50 x 104 rad/s to an angular speed of 3.76 x 104 rad/s. In the process, the bit turns through 3.13 x 104 rad. Assuming a constant angular acceleration, how long would it take the bit to rea...

math
The balance sheet is used to project future cash receipts t or f

math
We use the normal distribution to make estimates about a population.t or f

math
Brendan got 32 questions correct on his social studies test and missed 8 questions. What % did he have correct?

math
Frank owns 250 acres of land. If he divides the land into 1/3 acre plots, how many plots will he have?

math
50 in.2 to cm2

math
How many centimeters is a piece of paper that measures 12 inches?

math
Sandra needs 2 3/4 cups of flour for one kind of cookie and 3 3/8 cups for another kind. How much would she need for both kinds?

physics
A force of 120.0 N is applied to 2.00 cm diameter piston in a closed container of water with a density of 1,000 kg/m2. What is the force on another piston with diameter of 25.0 cm connected to the container?

math
FIGURE IT OUT YOURSELF!!!!!!!!! it is really easy lol

Literacy
I'm doing a project about the Holocaust and we have a special person that was in the Holocaust that we have to research. Her name is Hetty d’Ancona. Can you help me find some facts about her?

Calculus Help Please!!!
Consider the function f(x)= x −1≤ x< 0 f(x)=tan(x) 0≤ x ≤ π/4 a. Draw a neat sketch of this function. b. Is f(x) continuous at x = 0? (Justify your answer.) c. Is f(x) differentiable at x = 0? (Justify your answer.) show steps! Thanks!

MATH VERY URRRGENT!!!!!!!!!!!!!
I'm in Connexus, too and I did this earlier today. It's so hard. Let me guess: 8th grade pre-algebra unit review discussion? Combination: Um, assorted jelly beans maybe? As long as they're yummy no need to alphabetize them. Permutations: Like Manny said,a combinati...

Educational tech-1 question
Use the text below written by Connections Education in 2012 to answer the following questions. The Second Industrial Revolution was not just marked by new inventions. New business practices were invented that transformed America’s economy. Between 1869–1910, the valu...

Math
A bank lent $1.2 million for the development of three new products, with one loan each at 6%, 7%, and 8%. The amount lent at 8% was equal to the sum of the amounts lent at the other two rates, and the bank's annual income from the loans was $88,000. How much was lent to ea...

Math
A 3500-seat theater sells tickets for $75 and $110. Each night the theater's expenses total $245,000. When all 3500 seats sell, the owners want ticket revenues to cover expenses plus earn a profit of 25% of expenses. How many tickets of each price should be sold to achieve...

algebra 1
14

Science Help????????????????
. A weatherman reports, “The storm waves are about 2 meters high and about 35 meters apart.” What properties of waves is the reporter describing? • frequency and wavelength • amplitude and wavelength • amplitude and frequency . Soundproof rooms take ad...

Math
Write the expression using a single exponent. 2^2 * 2^8 A. 4^10 B. 2^10 C. 4^16 D. 2^16 Write the expression using scientific notation. (2.5 * 10^4)(4 * 10^3 A. 10 * 10^7 B. 10 * 10^8 C. 1 * 10^8 D. 10 * 10^12

physics
A golfer can generate a peak angular velocity of 3.89 rev/s. If the distance from the club head to it's axis of rotation is 0.96 meters, calculate the peak linear velocity with which he can hit the ball in meters per second.

Math
In the expression -7x - 5x^2 + 5, what is the coefficient of x? A. 7 B. 5 C. -5 D. -7

Math
2. C 3. B 4. I'm not sure.

Math
1. Add or subtract. (4x^2 + 15x -3) - (-3x^2 + 5) A. 7x^2 + 15x - 8 B. x^2 + 12x + 2 C. x^2 + 15x - 8 D. 7x^2 + 8 2. Simplify the polynomial. -3f^2 + 4f - 3 + 8f^2 + 7f + 1 A. 5x^2 - 4x - 2 B. -5x^2 + 8x - 2 C. 5x^2 - 8x + 2 D. -9x^2 - 8x + 2 3. Add or subtract. (2x^2 + 6x + 1...

math
Two angles are complementary. One contains 30° more than the other. Find both angles

psychology
How does the elaboration of likelihood model help to explain the relationship between the persuader the message and tge audience

physics
Consider the rotational motion of two compact discs (CD). Disc A undergoes a rotation of 540 degrees in 1.50 secs, and disc B undergoes a rotation of π radians in 3.00 secs.

Theology
Describe in writing what it feels like to be given another chance (unlimited chances from God), and the transformation and hope that can accompany that moment.”

math
Thank you

math
A circular sprinkler spreads water up to 8 meters away. What area of the lawn gets watered?

Social Studies
Make a "what if" statement about how history may have changed in America if Zenger had not gone into the newspaper business. What if history tells us we do not have the right to free expression?

math
Thanks a lot

math
The area of a triangle is 135 square inches. If the height is 15 inches, what is the length of the base?

physics
at the bottom

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