Saturday
April 19, 2014

Posts by Rae


Total # Posts: 76

CALC 2
B. 2 students are sharing a loaf of bread. Student A eats 2/3 of the loaf, then student B eats half of what remains, then student A eats 2/3 of what remains, then student B eats half of what remains, and so on. How much of the loaf will each student eat? C. 3 students decide t...

Chemistry
Suppose that 14.9 mL of 0.0512 M NaOH were required to titrate a sample of unknown acid. How many moles of NaOH were used?

chem
If 34.2 grams of lithium react with excess water, how many liters of hydrogen gas can be produced at 299 Kelvin and 1.21 atmospheres? Show all of the work used to solve this problem. 2 Li (s) + 2 H2O (l) yields 2 LiOH (aq) + H2 (g)

Ant101
"In most situations, the first-born male has priority to inherit the chieftainship (primogeniture)" (Nowak & Laird, 2010, p. 177

Chemistry
The specific heat of solid gold is 0.13 J/g • °C. How much heat is needed to raise the temperature of 25.0 g of gold from 23°C to its melting point at 1063°C?

algebra 2
a large table seats 12 and cost $50 , a small table seats 8 and costs $25, how many tables of each must be rented to seat 100 guests for $350, for the life of me , i cant remember how to do this.

information Literacy
1. Which of the following sets of Library of Congress call numbers is in the correct order? A. P201 .A251 1977, PE205 .C253 1954, PH202 .H255 1965, PA 203 .B252 1971 B. PE205 .C253 1954, PH202 .H255 1965, PA 203 .B252 1971, P201 .A251 1977 C. P201 .A251 1977, PA 203 .B252 1971...

Math
351 m2

grammer
Calipers were set and verified at 5 mm. What are the verbs

Math
$90 divided $1200 = 0.075 x 100 = $7.5 $7.5 = 13.5% APR

Math
For n repeated independent trials, with constant probability of success p for all trials, find the probability of exactly x successes. Round your answer to four decimal places n = 10, p = 1/7, x = 3 A. 0.1189 B. 0.1546 C. 0.1308 D. 0.1427

Math
For n repeated independent trials, with constant probability of success p for all trials, find the probability of exactly x successes. Round your answer to four decimal places n = 10, p = 1/7, x = 3 A. 0.1189 B. 0.1546 C. 0.1308 D. 0.1427

English
Which sentence uses italics, quotation marks, and punctuation correctly? (1 point) “How many r’s are there in the word February”? “How many r’s are there in the word February?” asked Ty. “How many r’s are there in the word February,”...

Statistics
The Columbus Zoo conducts a study to determine whether a household’s income can be used to predict the amount of money the household will give to the zoo’s annual fund drive. Give explanatory and response variables of this study?

Statistics
Scores on the SAT verbal test in recent years follow approximately N(504,111) distribution. What is the proportion of students scoring between 450 and 550? How high must a student score to place in the top 10% of all students taking the SAT? Please show the steps to obtaining ...

Calculus
Find (1) marginal and (2)the average functions for the following total function. Evaluate them at Q=3 and Q=5 π=q^2+13q+78

chemistry
How many grams of phosphoric acid can be made from 200 g of dichromate and 150 grams of hypophosphorous acid? (Performed in an acidic solution, Chromium III is one of the products)

Chemistry
A block of metal has a width of 3.2 cm , a length of 17.1cm , and height of 5.8cm . Its mass is 1.5kg . Calculate the density of the metal.

Calculus
A steel storage tank for propane gas is to be constructed in the shape of a right circular cylinder with a hempishere at each end. The cost per square foot of constructing the end pieces is twice that of contructing the cylindrical piece. If the desired capacity of the tank is...

Informal Logic
A conditional sentence with a false antecedent is always true false Cannot be determined not a sentence i believe it is true but unsure Please help me

Physics(Please help)
Use the acceleration of gravity to find her velocity 1.2 s before impact. Average the two velocities times the 1.2 s to get the displacement. v = v0 - g*t -10.4 = v0 - 9.81*1.2 v0 = 1.372 So the diver was above the level from which she dove from at 1.2 s before impact. The tim...

Logic
A radical skeptic might be willing to doubt which of the following? 3 + 5 = 8 Grass is green. Cheese is fattening. All of the above I think it would be that cheese is fattening but not exactly sure. Please help!

math
Observe the first three sets of numbers to determine the missing value in the fourth set. Are you sure you know the value? {-5, 23, 12, 16} {1, 39, -14, 52} {17, 47, 42, -12} {25, ?, 11, 31}

xeco/212
Thank you so much!!

xeco/212
I am having a horrible time coming up with an example of the "law of supply." Any suggestions would be helpful.

math
If Ashante' got 21 questions correct out of 25, what percent went in the grade book?

BUS/210
Thank you so much, you have no idea how much you helped me with just one sentence and three links. I greatly appreciate it.

BUS/210
Could you please explain to me what a business model is so that I might actually be able to grasp the concept. I am so lost. Thank you in advance for any assistance.

Theater Arts
Thank you. (:

Theater Arts
I'm writing a play for theater, but I can't think of a good title. It's about a girl who runs away from a terrible life, but then she meets a guy who changes it all. Help? (:

Theater
I'm writing a play for theater, but I can't think of a good title. It's about a girl who runs away from a terrible life, but then she meets a guy who changes it all. Help? (:

economics
B.

Fractions
C.

com/150
How could I improve this thesis statement? “Most people do not feel it is their obligation or responsibility; however, there are personal benefits from community service.”

com/150
Could you please tell me if this is a good thesis statement for an expository essay on the personal benefits and values that can be instilled from doing voluntary community service? The personal benefits and values that can be instilled from doing voluntary community service i...

Physics
When empty, a particular helicopter of mass 3770 kg can accelerate straight upward at a maximum acceleration of 1.32 m/s2. A careless crewman overloads the helicopter so that it is just unable to lift off. What is the mass of the cargo?

3rd grade math
Explain how to compare 0.34 and 0.27?

statistics
Given 84 boxes of cereal with 22 high fiber,33 low fiber,and 53 high calorie. What is the probability of selecting a high calorie given high fiber? What is the probability of selecting a high calorie given low fiber?

earth
Can someone give me a better idea of Precipitation Variability ? and the 4 types of atmospheric lifting, I'm confused and want to understand this better. Convective Lifting Orographic Lifting Frontal Lifting Convergent Lifting

English 11H
do it yourself

science
what are two types of forces that effect motion?

algebra
what is the height of a solid with a volume of 120 m3 and a base of 30 m2

science
what is the phsical layer of earth that is dividedunto tetonic plates is called the _____________

accounting
What are the different methods used to calculated depreciation? How does a company decide which method they should utilize? How does their choice affect the financial statements?

algebra 1
the number of students attending the Fall play was 150 more than the number of adults attending. Student tickets cost $3, and adult tickets cost $5. A total of $4730 was collected. How many students attend the play?

chemistry
What is the pH of a solution that is .200M in acid and .500 m in the corresponding salt if the weak acid ka= 5.0x10^-7

chemistry
Calculate the volume of 6.00 moles O2 gas at 30cm Hg and 72 degrees farenheit, thanks.

trig 30
Please help I need to solve the following question for x, where 0<x<2pi. and then write a general solution for the equation. The question is 2cos^2 x + cos x =1. I need to solve this using radian measurement. I solved it using algebra and was told I wasn't allowed. C...

Math Probability
A new shipment of 9 VCRs, which will be offered at a very low price, are delivered, Unknown to the manager, 4 of the VCRs are defective, Determine the probability that at least 1 of the first three VCRs sold is defective.Did I do this right? 1-5C3/9C3 =88.09% or do I do 1-(5/9...

Math 30 Trig
How do I find the x-intercept of the graph of y=3sin 2x? Could you explain the steps to put this into my graphing calculator to get the graph. Please and thanks

Math
A king couldn't sleep so, he devoured 1/6 of a bowl of mangoes. Later, the queen got hungry and took 1/5 of the bowl of mangoes. The prince awoke and ate 1/4 of the bowl of mangoes. After, he came back and ate another 1/3. Obviously, he was hungry and ate another 1/2. 3 ma...

Math 30
How would I do this question. What sample size was needed to obtain an error range of 2% if the following statement was made. 75% of the workers support the proposed benefit package. The results are considered accurate to within + or- 2%, 18 times out of 20.

5th grade
Describe how proportions could be used to compare two products: If a 24-ounce can of pears sells for 1.90 and a 32 ounce can sells for $2.65, which one is the better buy?

Math 30
One of the terms in the expansion of (x+3)^7 is kx^5. How do I determine the value of k.

math 12
How do I find the asymptotes of (y-2)^2 - x^2/4 =1 The center is (0,2)

Math 30 transformations
The question says Draw the reflection of f(x)=sqrt x-2 in the line y=x which I done but now I need to write the equation of the reflection in the form of y=g(x). I'm not sure how to write this equation using this form. Could you please help. Thanks

Math 30 Trig
For the equation 4 cos theta - sqrt12 =0, where 0< theta < or equal 2pi determine the measure of theta. One answer I got was 2pi/3, 4pi/3 and another time it totally different 5 pi/6, 7pi/6. Are either of these right if not HELP!

Grade 8 SCIENCE
1. How is the vascular tissue in the stem different from the vascular tissue in the root? 2. Could you explain the relationships between seeds and fruits??

BIBLE HWK
Are there any specific answers?

BIBLE HWK
Why didn't God destroy Satan and his evil angels after Christ's death?

American History
I already did plenty of research and I know a lot about the topic. I really can't decide which side I support -- every time I read one explanation, it negates another, and I can't make up my mind. That's why I'm asking here for people who DO have opinions and w...

American History
I'm trying to write a term paper and get an A with as little effort as possible. Is it easier to write a paper that SUPPORTS Truman's decision to drop the A-bomb or REFUTES the decision?

Piano lessons
I have a daughter who is 4 years old. I would like her to learn how to play the piano. At what age should I sign her up for lessons? Thanks!

Algebra 2
You use Pathagoreans theorem. 5^2 + 4^2 = c^2 so 25+16=c^2 The answer is the square root of 41

social studies
Help with Vietnam School Project? For our project we have to do interviews with people and then present them in a cool way. For example in past years someone made a helicopter with cardboard and put the interviews inside it. Another made a battlefield with army men and scatter...

math
It is a fraction that you reduce 4:34 reduces to 2:17

Chemistry
What is Kc if [CO2]=[H2O]=0.01M and [C2H4]=[O2]=0.0001M

Biology
Okay, so in the Lab Assignment that I'm currently working on in AP Biology, there is a question that says: - What results would you expect if a dialysis bag were filled with glucose and iodine and then placed into a beaker of starch and water? Its a multiple choice questio...

Social Studies, 4th grade
what are some physical features that make up a region?

Algebra 2
Thanks! So, is the degree the highest exponent? For some reason, I keep thinking it's five. But, I might be wrong.

Algebra 2
The Question(s):: Write the polynomial 2-2x+5x^2-2x^5 in standard form. a.) What is its degree? b.)What is the leading coefficient? I missed this lesson in class. It's very confusing. Could someone please explain what to do? Much appreciated, Rae

Algebra
|4-6^2/2| - |-6| Solve for the exponent. |4-36/2| - |-6| Use PEMDAS and dicide by two. |4-18| - |-6| Since everything in the absolute value is positive, you solve. |-14| - |-6| 14 - 6 = ___

Writing
Im doing an essay and Im going to write the name of a school. what do i put around it, quotation marks or capitalize it or underline the name?

Science
What are the properties of plasma? I brought home the wrong school book and of course I forgot what the properties were. Thanks loads for the help. http://en.wikipedia.org/wiki/Plasma_(physics) Thanks a lot, it really helped. Next time Iwill pay attention to which book I grab.

Math
If you get to pick a shape of a 20 mile perimiter what shape would be most efficient and why The shape's efficiency is determined by what you define efficency as: If you were trying to enclose the maximum area, a circle. If you were trying to plow with a tractor, a long re...

sociology
I think the best answer is I'm not exactly sure how sociologist calculate prejudice given that it is an individual level construct and it seems that sociology focuses more on a macro level. That said, social psychology has some "racism" instruments that are basic...

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