Number of results: 144,023

**chem**

an aq. solution(NaCl) made by using 133g diluted to a total solution volume of 1 L.Calculate the molarity, molality & mass % of the solution(density of solution = 1.08g/mL) [ans: M=1.92M, m=2.0m, 10.4 %] i need the calculation work bcus my ans is contradict from the real ans...

*July 22, 2011 by lily*

**6th grade math**

Can you check the following problems related to inequalities? 1) Sue has more than 5 cookies. Ans: x > 5 2) The temperature was less than 88 degrees last night. Ans: x < 88 3) I made $75 or more dollars babysitting. Ans: x >= 75? 4) I need to make a 70 or more on my ...

*December 5, 2013 by Alexis*

**6th grade math**

Can you check these problems, please? Translate each phrase into algebraic expression. 1. 5 more than D Ans: 5 + D 2. Twice a number W Ans: 2*W 3. Product of 60 and W Ans: 60*W 4. A number, N, decreased by 18 Ans: N - 18 5. 14 minus a number, M Ans: 14 - M 6. Twice a number, C...

*October 24, 2013 by Alex*

**Math**

How to d/dx y= (9+((x-9)/6)^1/5)^1/2 ? Hope u can give me the way how to calculate it. ^^ I got 1/60 ((x-9)/6) ^ (-9/10), i think my answer is wrong because i check at wolfram website the ans is differrent from mine (sorry i didn't write the ans bcus the ans is quite long and ...

*October 27, 2012 by Ifi*

**7th grade math (probability)**

Can you check these, please? Ten cards numbered 1 through 10 are mixed together and then one card is drawn. Find the probability of each event. Write each answer as a fraction, percent, and decimal. 14. P(less than 5) = 4/10 = 2/5 Ans: 2/5, 40%, 0.4 15. P(greater than 3) = 7/...

*March 26, 2015 by Alexis*

**math ( Ms,Sue)ans i got**

for part 2 of the questions is it six $1.00 stamps + one $2.50 + one $1.20 and four $4.00 and how do i find the largest number of stamps that she can use from the collection to post a parcel and to list them

*May 22, 2008 by luke*

**Math mrs sue**

Can you check these? 18% of 90 is what number? i got 16.2 what number is 41% of 800? i got: 1951.22 what number 5% of 522? i got : 10440 70% of 279 is what number? i got: 195.3 what number is 90% of 13? i got : 14.44 9% of 351 is what number? i got: 32 36% of 95 is what number...

*March 1, 2012 by Marko*

**12th grade maths**

just like to check if ive got these right. if not can you help?? make the subject (q) p(q+r)=2(q-p)ans q=pr+2p/(2-p) make the subject (p) p+3=qp+r/(2) ans p=r-6/(2-q) make the subject (r) p(r-q)=2+3(q-r) ans r=2+3q+pq/(p+3) make the subject (x) y=r-qp/(x) ans x=r-qp/(y)

*September 6, 2010 by adam*

**12th grade maths**

just like to check if ive got these right. if not can you help?? make the subject (q) p(q+r)=2(q-p) ans q=pr+2p/(2-p) make the subject (p) p+3=qp+r/(2) ans p=r-6/(2-q) make the subject (r) p(r-q)=2+3(q-r) ans r=2+3q+pq/(p+3) make the subject (x) y=r-qp/(x) ans x=r-qp/(y)

*September 6, 2010 by adam*

**math Ms.Sue or Reiny help Pls**

order from least to greatest - 1/3 0.3 -0.35 -3/10 i got: 0.35 -1/3 -3/10 0.3 #8) 1/5 -0.25 0.21 3/10 i got: -0.25 1/5 0.21 3/10 9) -9/11 -0.55 -3/4 -12/25 i got: -9/11 -3/4 -0.55 -12/25 #10) -9/10 -0.55 -3/4 -12/25 i got; -9/10 -3/4 -0.55 -12/25 are these correct?

*December 8, 2011 by marko*

**math sqrt root**

1) x¡Ô2x + 2¡Ô2x^3 + 2x^2/¡Ô2x Ans 4x¡Ô2x 2) (1/2)^1/3 Ans 3¡Ô1/2 = 3¡Ô4 /2 3) ¡Ô2/3 Ans ¡Ô6/3 4) 3¡Ô2/3 Ans 3¡Ô18/3 5) ¡Ô2 + 1/¡Ô2 Ans 3¡Ô2/2 Please help I really don't know how to simplify.

*August 18, 2015 by Kevin*

**Algebra**

(x+3)/(x+8)-(x-8)/(x-3) I worked this out and got -55 Ans. But was marked wrong because the Ans. is 55 why and how does this end with no minus(-)sign please show working

*October 9, 2015 by bc*

**MATH EQUATIONS**

Just learned equations and want to know if i am doing right 4 problems. 4y= 2x-2 2y=2x6 ans (-7,-4) x+2y=7 3x-2y= -11 ans (-1,4) 4x-3y= -20 5x-7y= -64 ans (4,12) 2x-5y=-1 3x+2y=8 ans (2,1)

*March 15, 2015 by Marie*

**algebra mrs sue help**

-16 - (-43) i got -16 + (43) = 27 -156 - 98 i got -156 + 98 = -254 -192 - 47 i got -192 + -47 = -239 0 - (-51) i got o + 51 = 51 -63 -89 i got -63 + -89 = -152 -12 - (-21) i got -12 + 21 = 9 92 - (-16) i got 92 + 16 = 108 72 - 15 i got 72 + -15 = 57 -86 - (-19) i got -86 + 19...

*September 19, 2011 by MARKO*

**chem**

compute theoretical yield (g) ~2Al+3Cl2->2AlCl3 ~2g Al, 2g Cl2 [ans:2.5g AlCl3] i need the calculation work bcus i got diff from the ans which is 7.12 g.

*July 20, 2011 by lily*

**Math**

Let log 2 = a, log 3 = b and log 7 = c. Express the indicated logarithm in terms of a, b, and c. 1-log3 5 (3 is the subscript of the log) ans:(1-a)/b, i need someone to show me the step bcus my ans is different from the given ans. my ans=(1/a)-b.

*March 28, 2013 by ifi*

**Math**

Are these angle measures to the nearest tenth of a degree correct? 1. cos^-1(.3) Ans: 72.5 2. t^-1(38.4) Ans: 88.5 3. sin^-1(.7) Ans: 44.4

*February 26, 2015 by Anonymous*

**Math**

1. Solve cos x(cos x - 1) = 0. Ans: pi/2 + n pi, and 2 n pi 2. 2 cos x - 1 = 0 Ans: x = pi/3 + 2 n pi, and x = 5pi/3 + 2 n pi 3. Solve 4 sin^2 x - 3 = 0 Ans: x = pi/3 + n pi, and 2pi/3 + n pi 4. What is one solution to (sqrt2) sinx + 1 = 0? Ans: x = pi/6

*October 18, 2015 by Anonymous*

**Math For College Readiness**

Simplify the Complex Fractions 1. 8a / 3b^2 / 6ab /5 2. 42x^2 + 14x / x - 7 / 2 + 6x / 21 - 3x 3. 9 + 3 / x / x / 4 + 1 /12 4. (x^-1 + x^-2)divided by (9x^-2) Ans. #1: 20 / 9 Ans. #2: 42x^2 + 6x + 4 / -2x + 14 Ans. #3: 144 / x / 3x + 1 I don't know how to do #4

*January 9, 2013 by Neil*

**chem**

a mixture of 50g of S & 1x10^2g of Cl2 reacts completely to form S2Cl2 &SCl2. Find the mass of S2Cl2 formed. (ans:20.2g) i need the calculation work bcus i got diff. from the ans which is 70.2g.

*July 20, 2011 by lily*

**7th grade math**

Classify properties of operations. 1. (-4-3n) * -8 Ans: distributive 2. (6+4)+8=6+(4+8) Ans: associative 3. (1-7n) * 5 Ans: distributive

*September 29, 2014 by Alexis*

**math fractions**

•math - Ms. Sue, Sunday, November 16, 2014 at 12:39pm 12 •math - bob, Sunday, November 16, 2014 at 12:56pm Ms. Sue can you tell me how you got that answer please. •math - Ms. Sue, Sunday, November 16, 2014 at 1:09pm Multiples of 6: 6, 12, 18, 24 Multiples of 4: 4, 8, 12...

*November 16, 2014 by bob*

**College Algebra**

Hey, I would love if someone could please look over my answers. I just learned this yesterday and want to make sure I did my hw correct. Thanks!!! Solve for x. Round answers to four decimal places where appropriate: 1. 6^x=6^2x-1 Ans.= x=1 2. 3^x=1/27 Ans.= x=-9 3. e^3x=10 Ans...

*April 28, 2016 by Natalie*

**Math**

Differentiate f(x)= (8-2x)^3(x^2+1)^5. My ans is 2(8-2x)^2(x^2+1)^4(-3x^2-10x+37). Plz recheck my simplify ans. -my simplify ans is not the same as wolfram but the long ans is same with wolfram-

*October 28, 2012 by Ifi*

**6th grade math**

Can you check #18 and explain how to do #15 please? 15. Sue ordered 4 pizzas for 6 dollars each and 2 twelve packs of coke for x amount. Use the distributive property to create an equivalent expression. Ans: not sure-seems like they're not related. 6*4=2(12x) 24 =2(12 + x) 18...

*November 4, 2013 by Alex*

**mrs SUe Algebra check**

I cant figure this out 6 /2 * 8-8 /2 +4 i got 6/2 * 8-8 /2 3*8 4 24 -4 = 20 is this right way? 29 - (3+5) *2 +3 i got 16 is that right? 5-[6+3(-40/8) + (-2)exponent 2 i got 9 x5 = 45 + 4 = 5 -49 = -44 is that correct? [-6*(2-4)]/(-2)-(-9) i got -1.71

*October 11, 2011 by marko*

**math**

line parellel 4x=3y-13. got an ans of 13/4 but not sure if it's correct.

*February 20, 2010 by Marie*

**College Algebra (pt.2)**

Hey, I would love if someone could please look over my answers. I just learned this yesterday and want to make sure I did my hw correct. Thanks!!! Solve for x. Round answers to four decimal places where appropriate: 6. ln(5x-3)=0 ans= x=3/5 7. log5^x=3 ans= x^3=5 8. log2^32=x ...

*April 28, 2016 by Natalie*

**To Ms. Sue**

Hey Ms. Sue! I've got a question How well do you know everybody's questions? Like how do you know everything? That's all I want to know.

*May 19, 2015 by Andy*

**Ms.Sue**

Thx Ms. Sue I got 100% on everything :) thanks to you.

*December 16, 2012 by Gabby*

**math**

Find the area. y=x^2, y=x, x=1, x=-1. Ans=1. can someone show me the calculations because i got 1/3 unit^2.

*December 22, 2012 by ifi*

**Math add subtract fractions**

Can you check my answers: 2) 5/8 - 1/4 i got: 3/8 4) 1 1/2 - 2 4/5 i got: 7/10 6) 5 7/8 + 3 5/12 i got: 9 7/24 10) 3 1/2 + 2 2/5 i got: 5 9/10 18) 6 7/12 + 4 5/12 i got: 11 20) 7 9/10 + 3 3/10 i got: 11 1/5 22) 18 3/8 + 11 6/7 i got: 30 13/56 24) 26 9/10 + 72 5/6 i got: 99 11/...

*December 21, 2011 by marko*

**Math**

A line parallel to 4x=3y-13? I came up with m=4/3 y-3=4/3 + 16/3 after working problem got ans y= 4/3x+25/3 confused???

*February 19, 2010 by Maria*

**6th grade math**

Can you check these, please? 1. George had 5 apples. His mother gave him a few more apples to share with his friends. Write an expression to represent the total number of apples George has. Ans: 5 + n 2. four times as much as a number k Ans: 4k 3. Michelle writes 15 pages in ...

*October 29, 2013 by Alex*

**physics**

One kg of water is moving 2 m/s as it goes over a dam. At the base of the dam, 13m below, how fast is that water going if air friction can be neglected? (ans: 16.25m/s) B: if the water does not go straight over the dam, but instead goes through the hydroelectric generator in ...

*March 5, 2008 by Kadyn*

**science**

a 150g of a metal at 80degree C is placed in 100cm3 of pure water at 20degree C. the final temperature of the system (metal+water) is 23degree C. what is the specific heat of the metal? i got the ans -0.16 by using formula mCdelta T(water)=mCdeltaT(metal) but i am not sure if ...

*April 9, 2012 by asra*

**math**

find the eqt. of tangent to the curve y=-x^2+2x-10.[ans:y=2x-10] but my ans is y=-9. if im wrong could you show the calculation.

*July 22, 2011 by fanny*

**7th grade LA**

Can you check the following? Identify the sentence type. 1. I like playing basketball, and my brother likes playing tennis. Ans: compound 2. I'll help you if you help me. Ans: complex 3. My mother cooked dinner while I was doing my homework. Ans: complex 4. Because she runs ...

*January 8, 2015 by Alexis*

**math To MS.SUE**

Ms sue i really want a hundred percent on one algebra test im in algebra and im so smart and good at math but the thing is in my class we tooken 4 tests and on all of then i only got one wrong whit the most minor common mistake i don't understand just one question wrong i ...

*December 16, 2012 by jj*

**TO MS SUE**

ms sue I got most of the answers but im stuck on this one, can you just tell me the answer, it will save my time and help me A LOT : what organisms are affected by copper? this is all i need, thanks :)

*February 27, 2013 by LOUIS*

**Math**

What is the ANS button for on Ti-83 Hi, I am learning about storing numbers on my Ti-83. I understand how to store a number, but I do not know what the ANS key is for, when I use it I get a different number because I use e^x--> ans-->enter, which gives me a much higher ...

*February 13, 2012 by Hudson*

**math**

find the eqt. of the tangent to the curves at (1,2). y^3+y^3=9(xy-1) [ans: y=5x-5] could some1 show me the calculation work bcus my ans is y=(6x+4)/5.

*July 21, 2011 by lily*

**6th grade Lang Arts**

Can you check my homework, please? Identify each pronoun as personal, reflexive, demonstrative, indefinite or interogative. 1. These are Elberta peaches, which are very popular in the United States. Ans: these = indefinite 2. Nobody really knows where the fruit came from ...

*April 16, 2014 by Alexis*

**Math**

Calculate dy/dx, (x^3)(y^7) + 16xy^6=0 My ans is (y(-16-3x^2y))/ x(96+7x^2y) but at wolfram is y^6(3x^2y+16). Btw i use product rule to dy/dx. Need someone to recheck my ans.

*October 28, 2012 by Ifi*

**Quick math help**

Can someone please check my math Hw? Thank you!! Solve each system by elimination. 1. 8x+7y=-1 -9x-7y=2 I got (-1,1) 2. 4x+3y=1 -4x-7y=-13 I got (2,-2) 3. -7x-6y=-21 -x-6y=-3 I got (3,0) 4. -2x+3y=-16 -2x-5y=-16 I got (8,0) 5. -7x+2y=13 -14x+4=26 I got (0,0) 6. 15x-8y=14 -5x+...

*January 27, 2014 by Anonymous*

**7th grade math**

Can you check my answers? 1. 48lbs 6oz - 19lbs 9oz = 47lbs 22oz - 19lbs 9oz Ans: 38lbs 13oz 2. 3weeks 5days x 8 = 24weeks 40days; 40days=8weeks Ans: 32weeks 3. 49 people are in line to see a movie. 17 are in front of Jackie. How many are behind her? 49 - 18 = 31 Ans: 31 people...

*October 30, 2014 by Alexis*

**VOCABULARY**

1. Barren is to produce as a. inhumane is to abuse b. timid is to fear c poised is to enjoy d ignorant is to know Ans d 2. resume is to career as a. ruce is to war b. speaker is to oration c. synopsis is to plot d. paragraph is to sentence Ans b 3. scurry is to walk as a. dive...

*July 15, 2014 by need help*

**math**

a straight line passing through the origin with slope m cuts the circle x^2+y^2-4x-2y-4=0 at A(a,b) and B(b,c). A. Find a quadratic equation whose roots are a and c ans: (1+m^2)x^2-(2m+4)x-4=0 B. if P is the mid-point of AB, find the coordinates of P in terms of m. ans: P= (m+...

*September 26, 2007 by wong*

**math**

use dominance to slove the game with following pay-off matrices: ((2 3 1/2) (3/2 2 0) (1/2 1 1)). ANS: A=(1/4,0,3/4); B=(1/4,0,3/4); v=7/8. i got answer, but how to do this? i need solution

*May 29, 2016 by priya*

**Math**

Find B when A = 76 degs, a = 34, and b = 21. My ans: 0.5993 degs Determine the area of the triangle in which A = 126 degs, b = 9, and c = 10. My ans: 36.41^2 units? Find a when C = 130 degs, B = 29 degs, and c = 15. My ans: 7.02

*November 1, 2015 by Anonymous*

**math answers??? correct me :/**

1. Rename 7/20 as a percent. A. 35% ⇐ ANS B. 14% C. 30% D. 28% 2. Rename 0.245 as a percent. A. 245% B. 24.5% ⇐ ANS C. 2.45% D. 25% 3. Rename 28% as a decimal ad fraction in its simplest form. A. 0.28 and 28/100 ⇐ ANS B. 0.2 and 2/100 C. 0.28 and 7/25 D. 2.8 ...

*December 14, 2015 by for connexus students*

**Math**

Thank You Ms Sue but I don't know how you got 4.33 x 3.33? Josh

*April 30, 2014 by Josh*

**Math ms sue please help**

I have this paper and it talks about chad and Claire and the rectangular base and when it said the least expensive thing I got 8 by 6 with the cost $23.80 it's right but I forgot how I got my answer a little help please?

*February 13, 2013 by Gabby*

**VOCAB**

1. hearth is to heat as a. lamp is to light b. sink is to kitchen c. door is to lock d. bed is to blanket ans. a 2. Basket weaving is to handicraft as a. profession is to medicine b. carpentry is to trade c. skill is to talent d. hobby is to stamp collecting ans b 3. laugh is ...

*July 15, 2014 by need help*

**Fractions**

Hi Sue, That's the same answer I got, but for some reason I got it wrong on one of my test and I'm not sure why.

*September 27, 2011 by Deb*

**Hyperbole**

Read the oral notes carefully. Then, decide whether each of the following statements contain a hyperbole! Q1. "If I’ve told you this story once, I’ve told it a million times!" a. Hyperbole b. No Hyperbole Ans: a. Hyperbole Q2. "I feel so hungry today. I’m going to order ...

*February 27, 2017 by deyond ng*

***** Discrete Math *****

I have solved parts of the question, but I want to know if they are correct. Other parts I'm not sure how to do, like part b and c. g(x)=2x+1 Define g^3= g^2 o g,...,g^n =g^(n-1) o g (where "o" means composition) a) Give rules for g^2, g^3, g^4 Ans: g^2= g o g= g(2x+1)= 4x+3 g...

*November 23, 2007 by Jane*

**7th grade math**

Can you check these? 3. Simplify (56/8+3)*2-1 Ans = (7+3)*2-1 = 10*2-1 = 20-1 = 19 9. A spool of lanyard is 21 yards long. If it is cut into pieces that are each 1.75 yards long, how many pieces of lanyard will there be? Ans:21/1.75 = 12 pieces 12. (3/5)x - 10 = 1/6 Ans: (3/5)...

*December 14, 2014 by Alexis*

**7th grade LA**

Can you check the following? Punctuate the following sentences with appropriate apostrophes. 1. Whos the partys candidate for vice president this year? Ans: Who's, party's 2. Our neighbors car is an old Chrylser, and its about to fall apart. Ans: neighbor's, it's 3. In three ...

*January 21, 2015 by Alexis*

**MATH**

i need to write each expression as a product of the same factor: * = multiply can you check these please a^2 i got a*a 19^3 i got 19*19*19 -6^2 i got 6*6*-1 -x^3 i got x*x*x*-1 (-5)^4 i got (-5)*(-5)*(-5)*(-5)*(-5) 4^3 i got 4*4*4 -(10)^2 im not sure how to do?? 20^1 i got ...

*September 8, 2012 by marko*

**7th grade LA**

Can you check these and let me if reason correct also? Choose the correct prounoun. 1. Each of the suspects had (his, their) own alibi. Ans: his (because each is singular) 2. Jeff and Isabel planned (his and her, their) wedding. Ans: their (because subject is plural) 3. Did ...

*January 9, 2015 by Alexis*

**math exponents**

i need to write each expression as a product of the same factor: * = multiply can you check these please a^2 i got a*a 19^3 i got 19*19*19 -6^2 i got 6*6*-1 -x^3 i got x*x*x*-1 (-5)^4 i got (-5)*(-5)*(-5)*(-5)*(-5) 4^3 i got 4*4*4 -(10)^2 im not sure how to do?? 20^1 i got ...

*September 8, 2012 by marko*

**College Algebra**

Hi there. My professor gave my class the practice problems for our final exam. I am a little stumped on a few of them and just need someone to help jog my memory. If you have the time, could you show the steps so I can see where I went wrong and practice it. Thank you in ...

*April 29, 2016 by Need Help*

**chem**

an aq. solution(NaCl) made by using 133g diluted to a total solution volume of 1 L.Calculate the molarity, molality & mass % of the solution(density of solution = 1.08g/mL) [ans: M=1.92M, m=2.0m, 10.4 %] i need the calculation work bcus my ans is contradict from the real ans.

*July 21, 2011 by lily*

**5 th math**

what is 1/8= ? Equivalent fraction THIS IS WHAT I GOT ? = 2/16 ,4/32 AND 8/40. CAN YOU PLEASE! CHECK IT FOR ME MS. SUE THANKS!!

*December 9, 2010 by pat*

**math (reiny) got an ans but would like work it pl**

Given that g(x)= 2x+1/5 and f(x)=x+4 Calculate the value of g(-2) 2(-2)+1/5= -3/5 Is this right?? How do i write an expression for gf(x) in the simpliest form?? And how do i find inverse functions such as g`1(x)?

*July 1, 2009 by Maxine*

**English**

Synthesis/transformation question I agree with your comment entirely. ______ cannot _________ more _______________. Ans 1: I cannot agree more with your comment. Ans 2: I cannot agree more entirely with your comment. We can accept Ans 1. Is Ans 2 acceptable as well?

*June 14, 2015 by chimingbell*

**Math Ms Sue dividend**

I not sure this time I got $40 per share

*November 14, 2007 by Anonymous*

**Grammar**

Type the word that has been incorrectly capitalized or needs to be capitalized: 1.Pardon me, Captain, but have you had some of the russian caviar? Ans- Russian 2.The blue waters of San Francisco bay signaled our entry into California. Ans- Bay 3.Cross the Bill Benson Bridge ...

*May 13, 2009 by mysterychicken*

**French work**

1. Mon grand-pere, Rudy a quatre-vingt-un ans. Il est brave et aimant. 2. Ma grand-mere, Dorothy a quatre-vingt ans. Elle est amusante et adorable. 3. Mon pere, Gary a cinquante-trois. Il est fort et brun 4. Ma mere, Theresa a cinquante-duex. Elle est blonde et aimable. 5. Ma ...

*January 18, 2009 by Alex B.*

**math percents**

Can you check these? 18% of 90 is what number? i got 16.2 what number is 41% of 800? i got: 1951.22 what number 5% of 522? i got : 10440 70% of 279 is what number? i got: 195.3 what number is 90% of 13? i got : 14.44 9% of 351 is what number? i got: 32 36% of 95 is what number...

*March 1, 2012 by marko*

**7th grade LA**

Can you check the following? Add a comma if needed to words in () in following sentences. 1. She was a (beautiful gentle) woman. Ans: beautiful, gentle 2. "Come now", said Scully sharply to the (three seated) men, "move up and give us a chance at the stove." Ans: no comma ...

*January 13, 2015 by Alexis*

**6th grade math**

Can you check these, please? 1. A spool contains 18.5 feet of rope. Bob cuts off a piece of rope. There are 13.8 feet of rope left on the spool. Write 3 equations that could used to determine the length of the rope (r) Bob cut off. Ans 1: r + 13.8 = 18.5 Ans 2: 18.5 - r = 13.8...

*November 21, 2013 by Alex*

**math**

justify the steps of my last question ms sue please explain how you got your answer

*April 13, 2010 by lu lu*

**Physical Science**

I had a couple of questions for homework and I answered them the best I could. Can someone check and tell me if they are correct? 1.To describe the position of an object accurately, scientists use what? Ans- Coordinate Systems 2.In science, we have to describe the motion of an...

*March 17, 2009 by mysterychicken*

**Physical Science**

I had a couple of questions for homework and I answered them the best I could. Can someone check and tell me if they are correct? 1.To describe the position of an object accurately, scientists use what? Ans- Coordinate Systems 2.In science, we have to describe the motion of an...

*March 18, 2009 by mysterychicken*

**physics**

an electron with a mass of 9.11 x 10^-31 kg is accelerated from rest across a set of 150 V and are separated by 0.80 cm. a) determine the kinetic energy of the electron after it crosses between the plates.( ans 2.4 * 10^-17 j) b) determine the final speed of the electrons. (...

*January 12, 2013 by David*

**9th grade algebra/Ms Sue**

No, I did not check Reiny's answer that night. I did check it just now and it is the same answer I got the very first time I did the problem,but my Dad did not agree with me at that time. He did later after going over and over it. Thanks Ms. Sue. We just got notice that we won...

*August 26, 2012 by Reed*

**Physical Science [repost]**

I had a couple of questions for homework and I answered them the best I could. Can someone check and tell me if they are correct? 1.To describe the position of an object accurately, scientists use what? Ans- Coordinate Systems 2.In science, we have to describe the motion of an...

*March 18, 2009 by mysterychicken*

**Math Ms. Sue**

Here are the questions I need help with, please help. [(1/4)^-3 divide sign (1/4)^2]^-2 I got (1/4)^10 but I got it wrong (3^1/2)^3 _______ I got 1/216 9 (-56r^2)divide sign (-7r^2)= I got 8r x(y)(x)(2y) (12) (10xy^3) (3x^2y^2) (5x) (2y) simplify sqaure root of 160000 simplify...

*September 18, 2013 by Maya*

**rational number math help**

compare use < > = 1) -4/9 - 1/4 i got -0.6 < -0.25 2) -1 -4/5 i got: -1 > -0.8 3) -7/8 -1/8 I GOT: -0.875 < -0.125 4) -1/3 -5/6 I GOT: -0.333 > -0.833 5) -2/5 - 1/10 i got: -0.4 < -0.1 6) -2/8 - 1/4 I GOT : -0.25 = -0.25 are these correct?

*December 8, 2011 by marko pls check*

**MATH**

IF JACK AND JILL ARE COMPARING RESULTS OF A MATH TEST AND jACK HAD 40 CORRECT ANSWERS AND JILL HAD 50 CORRECT ANS AND THERE WERE 32 QUESTIONS THEY BOTH GOT RIGHT AND 6 THEY BOTH GOT WRONG. HOW DO I FIND THE NUMBER OF QUESTIONS ON THE TEST?

*December 8, 2009 by Janice*

**lang arts**

Find predicate adjective & participle in sentence 10. While others tried new approaches, she remained faithful to the traditional methods. ANS: Part = new, traditional 11. Pavlova achieved great success in several celebrated tours Ans. Part = great & several 12. Her controlled...

*June 2, 2014 by need help*

**Math**

Ms. Sue can u explain how you got the answer 240 in my post! The one wth PEMDAS!

*September 4, 2013 by Kirk*

**language arts**

indicate the Predicate Adjective & Participle of ea sentence: 1. Nearly 150 years later, a talented ballet dancer appeared in the same city. ANS: Part= talented, PA =same 2. Anna Pavlova's family was poor. ANS: PA = poor 3. Nevertheless, she joined into the famed Imperial ...

*June 2, 2014 by need help*

**FRENCH/Sra JMcGin**

Bonjour! Pourriez-vous me dire, s'il vous plait, quelle de ces phrases et correct? Je veux dire: " it has been two years since we were there" 1) Il y a deux ans que nous y étions 2) Il y a deux ans que nous étions là 3) Il a été deux ans depuis que nous étions là 4) Il ...

*April 3, 2011 by E.G.*

**VOCAB**

No matter how efficient the new chairperson may be, the meeting will not proceed (harmoniously, authoritatively) unless the new members cooperate Ans - harmoniously A party that cannot offer new ideas to deal with the pressing problems of the day must be considered politically...

*June 17, 2014 by need help*

**6th grade math**

Can you check these, please? Convert each of the following verbal phrases to algebraic expressions. 1.twice the number plus 16 is 18 Ans: 2x + 16 = 18 2.the quotient of a number and ten more than fourteen is eleven Ans: (10 + 14)/x = 11? or x/10 + 14 = 11?

*October 23, 2013 by Alex*

**Physics**

An electron with a mass of 9.11 *10^31 Kg is accelerated from rest across a set if parallel plates that have a potential difference of 150 v and are separated by 0.80 cm A) determine the kinetic energy of the electron after it crosses between the plates. (Ans 2.4 * 10-17 ) B) ...

*January 10, 2013 by Lilia*

**6th grade math**

Can you check these inequalities? 1. Chancellor is saving $15 each week for at least n weeks to buy a skateboard that cost $150. Write an inequality to represent this real life situation. Ans: 15n >= 150 2. Write an inequality to represent the possible speed allowed fi the ...

*December 11, 2013 by Alexis*

**Math Ms.Sue Please!!**

Harriet needs to ship a small vase. The box she will use has a volume of 216 cubic inches. If the side lengths are all the same, what is the length of each side of the box? I got 6 inches. Im not sure how i even got this answer...is it right?

*November 17, 2012 by Lisa John*

**Chemistry**

Could someone please check my Chemistry homework? The molecular formula for cisplatin, a chemotherapy agent, is PtCl2(NH3)2 (The numbers are all supposed to be subscripts) 1. What is the molar mass of cisplatin? Ans: 300.06 g/mol 2. How many moles of hydrogen atoms are in one ...

*January 13, 2008 by Nathalie*

**math (rounding)**

Ms sue. can you,please show me how you got that answer. here is the math problem. write in standard form. thirty-six- thousandths.

*September 28, 2009 by queeneka*

**7th grade math**

Can you check the folowing problems. 1. 8(10) + 8(4) = 8(14) is an example of which property? A. Distributive property B. Associative property C. Identiy property D. Commutative property Ans:A 2. By Saturday night, 3 inches of rain had fallen in Happy Valley. The weekend ...

*April 22, 2015 by Alexis*

**Physical Science**

One more worksheet with questions that I need to have checked! 1.Average speed is the ________ an object travels divided by the ________ it takes. Ans- distance; time 2.The velocity of an object is its ___ in a certain _______. Ans- speed; direction 3.The steepness of the line...

*March 17, 2009 by mysterychicken*

**Physical Science**

One more worksheet with questions that I need to have checked! 1.Average speed is the ________ an object travels divided by the ________ it takes. Ans- distance; time 2.The velocity of an object is its ___ in a certain _______. Ans- speed; direction 3.The steepness of the line...

*March 18, 2009 by mysterychicken*

**FRENCH - repost**

Pourriez-vous me dire, s'il vous plait, quelle de ces phrases est correct? Je voudrais dire: "It has been two years since we were there". 1) Il y a deux ans que nous y étions. 2) Il y a deux ans que nous étions là. 3) Il a été deux ans depuis que nous étions là. 4) Il y...

*April 3, 2011 by E.G.*

**lang arts**

1. Nearly 150 years later, a talented ballet dancer appeared in the same city. ANS: Part= talented & ballet, same 3. Nevertheless, she joined into the famed Imperial School of Ballet in St. Petersburt ANS: Part= famed 4. Anna's teachers were famous themselves. ANS: PA = famous...

*June 2, 2014 by need help*

**mAth EQUATION/FRACTIONS**

Solving equations with fractions can you check these? 16) 51m = 3 i got: m =17 18) 5j = 50 i got : j = 10 20) 1/4c = 9 i got: c= 36 22) 11e = 15 i got: e = 1.363636363 24) 19 = 1/6q i got: q = 114 26) z/4 -2 = 10 i got: z = 48 28) 5/6n -2 = 8 i got : n = 12 30) j/7 - 10 = 32 i...

*January 12, 2012 by marko*

**Physical Science [repost]**

One more worksheet with questions that I need to have checked! 1.Average speed is the ________ an object travels divided by the ________ it takes. Ans- distance; time 2.The velocity of an object is its ___ in a certain _______. Ans- speed; direction 3.The steepness of the line...

*March 18, 2009 by mysterychicken*