Friday

September 30, 2016
Total # Posts: 577

**chemistry**

2. Bromine can be added to limonene to create a brominated compound. The balanced equation is shown below. When 613 mg of limonene and 3.5 mL of a 10% (v/v) solution of Br2 in dichloromethane (a solvent) are combined, 959 mg of the product is isolated. Calculate the percent ...

*February 23, 2010*

**Physics**

A 45 kg crate is placed on an inclined ramp. When the angle the ramp makes with the horizontal is increased to 29 degrees, the crate begins to slide downward. What is the coefficient of static friction between the crate and the ramp? At what angle does the crate begin to slide...

*February 22, 2010*

**French**

Can you check these thanks part 1 directions: Exprimez d'une autre façon. 1. un télécopieur --------- Answer: un fax 2. une télécopie ------------ Answer: un fax 3. une texte ------------ Answer: ses données 4. elle ne perd pas...

*January 26, 2010*

**Trigonometry**

How do I find all solutions in the interval [0,2Pi): sin2x=cos2x answer choices are: a.)Pi/8 b.) Pi/8, 5Pi/8, 9Pi/8, 13Pi/8

*January 2, 2010*

**Trig**

How do I find all solutions in the interval [0, 2Pi): cotx=cscx-1 the answer choices are: a.) x=Pi/2 b.) x=Pi/2 and 3Pi/2

*January 1, 2010*

**Trigonometry**

Thanks! :D

*January 1, 2010*

**Trigonometry**

How do I find all solutions to: tanx+3cotx=4? The answer choices are: a.) x=arctan3+nPi b.) x=arccot3+nPi

*January 1, 2010*

**social studies**

the dutch came to america and established colonies near water. why?

*November 11, 2009*

**st. charles borremeo**

maria practiced for 40 minutes on sat. she practiced 10 minutes less in the morning the in the afternoon? how many minutes did she practice in the afternoon

*November 3, 2009*

**st. charles borremeo**

maria practiced for 40 minutes on sat. she practiced 10 minutes less in the morning the in the afternoon? how many minutes did she practice in the afternoon

*November 3, 2009*

**writing**

how to start an essay about dealing with conflict at work

*November 3, 2009*

**Math**

The number is not less than 20. The number is not greater than 40. The number is not divisble by 2, 3, or 7.THe number is not a prime number. THe sum of the number's digits is not 8. What's the number?

*October 13, 2009*

**maths (2nd time)**

Solve the equation. Round to the nearest hundredth: 1. 1.59x+4.23=3.56x+2.12 2. -3(1.25-2.48x)=8.15+5.86

*September 20, 2009*

**maths:**

Solve the equation. Round to the nearest hundredth: 1. 1.59x+4.23=3.56x+2.12 2. -3(1.25-2.48x)=8.15+5.86

*September 20, 2009*

**Algebra I**

thanks again! :)

*September 20, 2009*

**5th grade Math**

92

*September 4, 2009*

**5th Grade Math**

LOSER!

*March 12, 2009*

**Ideas**

hi, i need to come up with an invention/product for one of my classes, the idea should be something new that doesn't really exist yet, but that is also realistic and plausible. I am having such a hard time coming up with something, and was wondering if anyone had any ideas...

*March 5, 2009*

**math**

13 out of 25 write this percent notation

*February 9, 2009*

**algebra**

use distributive property to factor each expression: 1. x^2+8x+16 2. d^2+8d+7 3.y^2+6y+8 4. b^2-2b-3 5. s^2-4s-5

*February 1, 2009*

**Algebra**

use distributive property to factor each expression:1. x^2+8x+16 2. d^2+8d+7 3. y^2+6y+8 4. b^2-2b-3 5. s^2-4s-5

*February 1, 2009*

**Algebra**

turn these factored equastions into expanded form: (n-1)(n^2-3n+4) (n^2+2)^2

*February 1, 2009*

**math**

A ratio is an expression which compares quantities relative to each other. The most common examples involve two quantities, but in theory any number of quantities can be compared. Mathematically they are represented by separating each quantity with a colon, for example the ...

*February 1, 2009*

**social studies**

cotton and foods

*February 1, 2009*

**Math - check my answers :)**

Thanks! I always second guess myself when doing the first few problems out of new lessons

*January 30, 2009*

**Math - check my answers :)**

1. Find the amplitude, if it exists, and the period of y=tan 1/4È Answer: No limits in amplitude, y=tanÈ/4 period is 4pi 2.Solve x = Arctan(-sqrt3) Work: Pythagorean theorem: sqrt(1^2+3)= sqrt4=2 in length. Triangle is 1, sqrt 3,2 Answer: -60° 3. In ...

*January 30, 2009*

**Physics**

What are the magnitude and direction of the electric field at a point midway between a -8.0 microCoulomb and a +7.0microCoulomb charge 8.0cm apart? Assume no other charges are nearby. I have been working on this problem for a few hours now and I haven't really accomplished...

*January 22, 2009*

**physics**

If the grating is not properly aligned, what are the consequences on the average angular displacement and wvelength reading? Please elaborate. How do grating constants affect the observed spectral lines?

*January 18, 2009*

**physics**

Why must the spectrometer be aligned each time a grating is replaced?

*January 18, 2009*

**10th grade Math**

In logarithms, my problem is 2log(subscript 3)n + log (sub 3)5. I know how to add logarithms together, but what do I do with the 2 before the first log?

*December 9, 2008*

**english lang**

what word families do the following belong to woman ox goose mouse child foot thank you

*November 17, 2008*

**Spanish**

can't you do actual revision ; instead of just words. it would make it a whole lot easier, because what if we didn't need to revise on those particular words and needed RESEARCH?

*November 6, 2008*

**biology**

how is the s phase of the cell cycle measured?

*September 21, 2008*

**what does pre-algebra mean??**

pre algebra is like a bunch of math that comes before algebra in middle school.

*August 25, 2008*

**math**

what are some of the factors of 776, 9279, 12408, and 173632?

*August 19, 2008*

**English GuruBlue**

Ok I took your sugguests and I followed them I was wondering I had orginally posted this Patient safety and promotion of zero medication error are common goals in every healthcare institution. One of the policies that answer the said goals is the "do not" use ...

*July 26, 2008*

**Thanks GuruBlue**

Thanks for your help :)

*July 26, 2008*

**English in a jam**

Please help I have so many verisons and drfats I want my paper to sound good is there asny thing in one paper is there a way to comine info from all my drafts to make on good paper thanks Draft one Patient safety and promotion of zero medication errors are common goals in ...

*July 26, 2008*

**English revised**

Here is my revised copy please take a look thanks :) Patient safety and promotion of zero medication errors are common goals in every healthcare institution. One of the policies that answers these goals is the policy made by JCAHO that was made effective on January 2004. This ...

*July 26, 2008*

**English**

Please let me know if this sounds any better I still have my old draft as well Thanks Patient safety and promotion of zero medication errors are common goals in every healthcare institution. One of the policies that answers the said goals is the policy made by JCAHO that was ...

*July 26, 2008*

**revised paper**

Please let me know if this sounds any better I still have my old draft as well Thanks Patient safety and promotion of zero medication errors are common goals in every healthcare institution. One of the policies that answers the said goals is the policy made by JCAHO that was ...

*July 25, 2008*

**Reseach paper revised**

I was wondering if my paper sounds ok or would it be better if I had more sources thanks Patient safety and promotion of zero medication error are common goals in every health-care institution. One of the policies that answer the said goals is the "do not" use ...

*July 21, 2008*

**Reseach paper for Sra McGin**

This is what I am unsure Thanks abbreviations/ acronyms = dlete the space after / Don't forget to cover everything in the prompt = quotations, etc.

*July 18, 2008*

**Reseach paper for Sra McGin**

I am not to sure what you mean

*July 17, 2008*

**Reseach paper**

I have a research paper due on Medical Terminology could you please look at it and tell me what you think ■ Provides clear answers to the assigned questions ■ Addresses the questions in complete sentences, not just simple yes or no statements ■ Supports his ...

*July 17, 2008*

**English**

funny survey sample please! with scoring and interpretation pls!

*June 19, 2008*

**"Things fall apart" -Achebe**

what did okonkwo do whenever he thought of his father's weakness and failure?

*May 12, 2008*

**math**

how is a bridge nuilt, using mathematics??

*April 30, 2008*

**Chem**

18.2

*April 21, 2008*

**biology**

what is the importance of cell theory to the study of biology

*March 12, 2008*

**Algebra**

How do you find the coordinates of a vertex of a parabola using the quadratic equation?

*March 11, 2008*

**Planets**

Venus is hotter because it has a thick atmosphere that contains great quantities of greenhouse gases (such as carbon dioxide). The clouds trap all the heat. Mercury, however, has no true atmosphere. Hope that helps!

*March 11, 2008*

**geometry**

trapezoid

*March 11, 2008*

**Math repost for edie**

You know that the area of a square is length times width. There are two possible combinations of whole numbers: 1 x 25 and 5 x 5. A square is equal on all sides, so the both the length and the width have to be 5. To find the answer, a square has 4 sides, and 4 x 5 (or 5 + 5+ 5...

*March 11, 2008*

**history**

What were the stategies of the axis powers during WW11 used to build up their countries? Also, Why did we use the atom bomb and what were the other options?

*March 6, 2008*

**History**

The surname of the king who claimed the throne in 1066 ?

*February 6, 2008*

**MATH**

a^-1 + b^-2 / a^-2 + b^-1 The answer is ab(b^2 + a) / b(b+a^2) How do I set that up and work the problem out? thanks for the help

*January 13, 2008*

**math algebra**

A train averaged 80 km/h for the first half of its trip. How fast must it travel for the second half of the trip in order to average 96 km/h for the whole trip? The answer is 120 km/ h but how do i set it up and get there? thanks for you help

*January 13, 2008*

**Math**

please check my answer thanks :) Juan bought a home with an adjustable-rate mortgage. The margin on the loan is 2.7% and the rate cap is 7.2% over the life of the loan. If the current index rate is 4.3%, what isthe initial rate of the ARM ? A. 7% B 9.9% C 14.32% My answer is I...

*November 29, 2007*

**counting money**

what bill coins could you use to show $8.60?

*November 27, 2007*

**math**

5th grade fractions least to greatest example: 7/12 _____3/9

*November 26, 2007*

**Super Easy Science - SUPER SIMPLE QUEST`ION!!!!!**

its when the reporter asks questions you can answer his/her question...

*November 12, 2007*

**Algebra 1**

Traingles C and D are similar. The area of triangle Cis 47.6in2. The base of triangle D is 6.72in. Each dimension of D is 6/5 the corresponding dimension of C. What is the height of D? How in the world do you this problem!! Please help BIG TEST TOMMOROW!!! :)

*November 7, 2007*

**science**

does the bubbles in coke disappear faster or does the bubbles in the sprite disppear faster?

*September 17, 2007*

**American Government**

These ?'s are true/false and the ones that are false I have to fill in the correct word. Can you check my answers? 1) The powerful but unofficial post of the "president of the Senate" involves steering floor action to a party's benefit. -- I say this is false...

*July 16, 2007*

**Biostats**

I am having problems in this course with following the professor. Can anyone help me with this problem Thanks need to calculate 99% CI for true mean with the following data: n=100, mean is 126 with sample variance of 402. I have to know the answer, theorems and interpret tne ...

*June 7, 2007*

**social studies**

Is King Tut and Tutankhamen the same person? Yes. http://www.google.com/search?q=king+tut&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7&rlz=1I7SUNA =)

*May 9, 2007*

**Government!**

If I could recieve some guidance on these questions, I'd be ever so grateful. 1) How can a governor's message power affect legislation in a State? 2)What does the fact that aliens generally are not allowed to vote show about American beliefs? The governor is the most ...

*April 30, 2007*

**chemistry**

If a solution has a lot of particles, is it going to have a low or high boiling point? For instance, would NaCl have a higher or lower boiling point than C12H22O11, based on the amount of particles it has (NaCl has more than C12H22O11)? Are you thinking of solutions with ...

*April 19, 2007*

**spelling**

i need to write 3 paragraphs wat should rita about how did i grown since september to this day can i have like opinion what is a negative in a sentence could it be "not"??? Thank you for using the Jiskha Homework Help Forum. Here are some negative words for you: no, ...

*April 17, 2007*

**climate graphs**

i is bored :-P

*March 4, 2007*

**Red scare**

what are the questions that people are asking about the red scare? What period of history are you talking about? The term "red scare" applies mainly to the cold war era, and ended about 1990. It reached its height between the Korean and Vietnam wars. Both wars were ...

*February 22, 2007*

**Ap Chemistry**

A 3.0 molal solution of naphthalene in cyclohexane boils at 89.4 C. What is the boiling point of pure cyclohexane? Although solid naphthalene is slightly volatire, assume its volatility is zero in this calculation. The constant kb for cyclohexane is +2.80 Km^-1. can someone ...

*February 4, 2007*

**science**

help me one answer please

*November 11, 2006*

**acids and alkalis**

omg this is so hard my homework has got to be in on tuesday and im stuck because i have got to do a poster about acid!!!!!!!!!

*November 4, 2006*

**sociology**

OH my word this is a great thread!!! Thank you all for letting me know that I am not the only one that hate this class and it only been 2 weeks LOL I am going to reread page 34, 38 39 to see what i miss thanks all well after reading further on I read this on page 47 The Social...

*July 20, 2006*

**sociology**

OH my word this is a great thread!!! Thank you all for letting me know that I am not the only one that hate this class and it only been 2 weeks LOL I am going to reread page 34, 38 39 to see what i miss thanks all

*July 20, 2006*