Saturday

February 6, 2016
Total # Posts: 52

**Chemistry**

Ok Thankyou so much for breaking it down. I think I got it. (:
*January 19, 2016*

**Chemistry**

I don't understand where to start first. Can you break it down for me? Ascorbic acid, also known as vitamin C, has a percentage composition of 40.9% C, 4.58% H, and 54.5% O. The molar mass of ascorbic acid is 176.1 g/mol. Determine the empirical and molecular formulas
*January 19, 2016*

**CHEMISTRY**

The molar mass of benzene, an important industrial solvent, is 78.0 g/mol and its empirical formula is CH. What is the molecular formula for benzene?
*January 19, 2016*

**CHEMISTRY A**

an unknown compound contains 85.64% carbon with the remainder hydrogen. It has a molar mass of 42.08 g/mol. Find its empirical and molecular formulas.
*January 19, 2016*

**FRENCH1**

é ü û à Please correct. I did my best to correct each sentence. 1.) Cette semaine nous allon à Seattle. 2.) Nous visité notre famille. 3.) Nous avons dépensé beaucoup de temps avec ils à une mariage et pendant camp. 4...
*June 16, 2015*

**French!**

I fixed this one from the previous previous one. Please check. Merci. éüûà 1.) Cette semaine, je suis allée à la maison. 2.) Je me suis détendu parce que je jeûnais. 3.) Ma famille et moi avons rompu notre jeûne au ...
*June 16, 2015*

**FRENCH!**

Thankyou for letting me know.
*June 16, 2015*

**FRENCH! **

Please help fix my sentences. Please keep in mind my past, present, and future tenses. You've been a great help Sra.Mme. 1.) This week, I went to my cousins house. 2.) We had a community gathering. 3.) I met so many new people. 4.) The gathering is fun. 5.) Tomorrow, I ...
*June 16, 2015*

**FRENCH!**

Did someone delete my other post?
*June 16, 2015*

**FRENCH! **

Please check these sentences for a story. Thankyou again Mme. 1.) This week, I went home. 2.) I relaxed because I was fasting. 3.) My family and I broke our fast at sunset. 4.) Today, I am fasting. 5.) Tomorrow, I will go to the mosque and pray. _________________________ 6.) ...
*June 16, 2015*

**FRENCH!**

Please check my sentences for anything wrong to help me fix them. Thanks. 1.) Cette semaine je suis allé le camping. (This week, I went camping.) 2.) Je suis allé la peche. (I went fishing) 3.) J;ai attrapé un poisson de saumon. (I caught a salmon fish.) 4...
*June 14, 2015*

**FRENCH!**

ok you can delete this. Thankyou
*June 14, 2015*

**FRENCH!**

wait...
*June 14, 2015*

**FRENCH!**

Fixed sentences: 1. ) Cette semaine , je suis allé à Disney World . (female) I thought I did write that though? I got confused. 2. ) Je suis allé (à) aux parcs aquatiques . (what do you mean same for the verb? or is this right, now... 3. ) J'&...
*June 14, 2015*

**FRENCH!**

How would I write it for both female and male? I did write, je suis allé (for the female) .. or am I looking over it...
*June 14, 2015*

**FRENCH!**

If not, flag this for tmrw cuz you helped a lot! I'll be back to ask more questions.
*June 14, 2015*

**FRENCH!**

Thankyou so much. I also hoped if you could check this one for me before you stop. I would appreciate it. 1. ) This week , I went to Disney World. 2. ) I went to the water parks. 3.) I was all soaked. 4.) Today, I'm going to relax. 5.) Tomorrow, I will be going home. 1. ) ...
*June 14, 2015*

**FRENCH!**

What about the last sentence?
*June 14, 2015*

**FRENCH!**

Thankyou Ms.Sue
*June 14, 2015*

**FRENCH!**

Can someone check if my sentences for my story are written correctly.. (punctuation, word placings. everything..) 1. Cette semaine, j'ai regarde deux films. (This week, I watched two films.) 2.) L'un des films s'appelle Insurgent. (One of the film is called ...
*June 14, 2015*

**Algebra 1 (probability) Help?**

The director decides to add ... n... more females to the cast. D. Write an expression that represents the probability that the set of siblings that consists of a brother and his 2 sisters are all in the chorus. I'm not even sure where to begin with this but can whoever ...
*June 2, 2015*

**algebra 1**

There are 8 speaking roles in the play. Of the 8 speaking roles, 5 are for males and 3 are for females. After the 8 speaking roles in the play are cast, the remaining cast members will make up the chorus. C. What is the probability that the set of siblings consisting of a ...
*June 2, 2015*

**Algebra 1**

I'm still not understanding what you mean. So the siblings can be casted together because there are 7 males and 5 females and 2 sets of siblings could potentially have those roles.So how should I write the probability?
*June 2, 2015*

**Algebra 1**

Of the 7 males and 5 females, there are two sets of siblings. One set consists of a brother and sister, and the other set consists of a brother and his 2 sisters. The lead roles are cast randomly. B. What is the probability that a pair of siblings are cast in the lead roles? I...
*June 2, 2015*

**Algebra 1**

The cast of a play consists of 7 males and 5 females. There is 1 male lead role and 1 female lead role. A. In how many different ways can the two lead roles be cast? My answer: 12 ways.. would'nt you add the number of females and males total and because there is 1 lead ...
*June 2, 2015*

**partial fractions**

(7x^2-16)/(x^2-2x) solve by using partial fraction decomposition. i cant figure out how to do this because after i split up the bottom the A and B dont end up having an x^2 in order to equal the numerator of the original fraction. so confused!
*July 20, 2011*

**pre calc**

Find the values of b such that the system has one solution. x^2 + y^2 = 36 y= x+b and then they give me an answer box b=_________ (smaller value) b=_________ (larger value) i have absolutely no idea how to even begin this and what they are asking. could some please help and ...
*June 7, 2011*

**PRE CALC**

yes but i still dont get the answer!!!
*June 7, 2011*

**PRE CALC**

Use matrices to solve the system. (If the system has infinitely many solutions, express your answer in terms of c, where x = x(c), y = y(c), and z = c. If the system has no solution, enter NONE for each answer.) 5x+2y-z=2 x-2y+2z= -1 3y+z= -17 ive done tons of these but this ...
*June 7, 2011*

**pre calc**

Find an equation of the cubic polynomial f(x) = ax3 + bx2 + cx + d that passes through the given points. P(0,-4) Q(1,-8) R(-1,-8) S(2,-2) Ive tried this every which way and i cant seem to get any of these..i know your supposed to plug it in and all but its just not working for...
*June 7, 2011*

**pre calc**

A polynomial f(x) with real coefficients and leading coefficient 1 has zeros 6 + 4i, -5 + i and degree 4. Express f(x) as a product of quadratic polynomials with real coefficients that are irreducible over R. ive done this problem every which way i could. specifically i ...
*May 20, 2011*

**Geometry**

The midpoint of line AB has coordinates of (5,-1). If the coordinates of A are (2,-3), what are the coordinates of B? Any help is appreciated!
*November 8, 2010*

**math**

atlanta-86 chicago-80 duluth-62 fargo-66 miamai-86 omaha-71 san diego-75 san fransisco-68 which best describes the data? a-the temperatures vary by 23degrees b-the interquartile range is 15degrees i got b but my teacher said it was wrong can you pleaser explain?
*March 14, 2009*

**cook**

thank you!
*February 13, 2009*

**cook**

5 oz (150g) Butter - softened 5 oz (150g) superfine (castor) sugar 6 oz (175g) self-raising flour Can you please help me convert this recipe to cups or tablespoons(ect.)
*February 13, 2009*

**art history**

I'm writing a paper on Masaccio the artist. I know one of his techniques was fresco, what would be some more? I rather not have links unless they are directly to the help I need. Thanx!!!!
*August 12, 2008*

**world history**

thank you very much
*December 4, 2007*

**world history**

also could u guys give me a website to go to help me with this cause i have other countries i have to look up too
*December 4, 2007*

**world history**

During caesar's rule, was italy affected?..and was italy even known around that time, like did they trade alot with other countries in the roman empire
*December 4, 2007*

**algebra 2**

i got 5(w-3)(w-4)...that i totally understand...now i put 5=0 w-3=0 and w-4=0...hmm...i see wat i did now..one last question wat do i do with the 5=0?
*December 2, 2007*

**algebra 2**

i got 5(w^2-7w+12)=0...is that right?..and then do i factor the middle?...but when i did i get 3 answers
*December 2, 2007*

**algebra 2**

how do u factor 5w^2-35w+60=0 if u could...can y plz explain it..i keep getting 3 ansers instead of 2
*December 2, 2007*

**algebra 2**

omg thnx
*September 19, 2007*

**algebra 2**

suppose g(x)=1/2x-1. Find each value. then i have to plug in 3g(4). I know the answer i just need to know how to get to it....plz help!
*September 19, 2007*

**english-antigone play**

1.What two countries in the ancient world had a city named thebes? 2.What is the delphic oracle?
*September 19, 2007*

**algebra 2**

[=absolute value [-2x+1]>2 ok im doin inequalities and the only thing i dont get is if i take the absolute value off the -2x+1 goes to 2x+1 right?
*September 6, 2007*

**math**

all u do is 42x2 which is 84. then u subtract 84 from 108 and divide it by 2. the width is 12.
*August 28, 2007*

**algebra 2**

45mi/h
*August 28, 2007*

**algebra 2**

two buses leave housten at the same time and travel in opposite directions. one buse averages 55mi/h and the other 4.5mi/h. when will they be 400 mi apart. this probably is the easiest thing..and also could u write it out for me so when i do it i can actually get it...thnx
*August 28, 2007*

**algebra2**

so it stays the same?
*August 27, 2007*

**algebra2**

if -c is over b-c then do the two c's cancel or sumthin?
*August 27, 2007*

**algebra 2**

because x=3 is not a function because it does not pass the vertical line test...;hope it helped!
*August 27, 2007*

- Pages:
**1**