Saturday

April 19, 2014

April 19, 2014

Number of results: 105,022

**8th grd chemistry:D**

I think it is c
*Wednesday, April 21, 2010 at 10:28am by Mary*

**8th grd chemistry:D**

51.996 is the atomic mass of chronium, I don not know if it is the same for atomic number of chromium
*Wednesday, April 21, 2010 at 10:28am by Mary*

**8th grd chemistry:D**

which of these statements is true about an atom of chromium? (A) has more protons then electrons. (B) has fewer parts than an atom of iron. (C) has an atomic number of 51.996. (D) has more electrons than neutrons.
*Wednesday, April 21, 2010 at 10:28am by HELP ME PLEASE!*

**Chemistry grd 11**

See your other post.
*Monday, November 8, 2010 at 10:49pm by DrBob222*

**math-grd 11**

what do they mean by sine regression? i am currently working on the grd 11 isu and i am just wondering how i am supposed to incorpporate sine regreession into it? my isu is, you have a picture you have to find a curve in it and figure out the equation of it
*Sunday, April 4, 2010 at 12:32pm by just wondering*

**chemistry**

Im brenda,n i found its hard copng in chemistry.im dng grd 11,n i wish 2 hv sm1 wo wil hlp m cope.tnx
*Wednesday, July 20, 2011 at 3:09pm by Brenda nyathikazi*

**Chemistry grd 11**

Hey thank u for ur answer ... but can u show me with steps from question 4 to 6 please because I didn't get it what u mean there and please can u tell me what the answer will be thank you .....
*Monday, November 8, 2010 at 10:57pm by Tarkan*

**Algebra**

center= 0,7 radius= 2
*Sunday, April 18, 2010 at 2:29pm by grd*

**Math grd 12**

Ok thank you:)
*Sunday, November 21, 2010 at 9:57pm by Celina*

**Grd.10 Science**

could it be CuO?
*Thursday, November 5, 2009 at 8:39pm by bobpursley*

**grd 12 U chemistry**

Hi, i have a project for chemistry, i have to choose a scientist (i chose Micheal Smith) his career is biochemistry and i have to create a career related to biochemistry.. Question: After finding the famous chemist and then using their field of chemistry, create a career that ...
*Saturday, September 28, 2013 at 9:58am by Sky*

**Grd.10 Science**

Thats what i was thinking! I'll go with that...thanks :)
*Thursday, November 5, 2009 at 8:39pm by Dawn*

**grd 11**

what is sin regression?
*Sunday, April 4, 2010 at 1:11pm by just wondering*

**functions grd 12**

so the answer wud b 1?
*Sunday, October 2, 2011 at 5:43pm by kerry*

**math grd 10**

factor the polynomials x^2 -6 x^2 +5x-6
*Monday, October 3, 2011 at 6:37pm by kerry*

**Chemistry grd 11**

Provided with enough heat, magnesium and oxygen can undergo a synthesis reaction. How much magnesium oxide is produced if 50g of Mg is reacted with 50g of oxygen?
*Monday, November 8, 2010 at 10:49pm by Tarkan*

**Chemistry grd 11**

Provided with enough heat, magnesium and oxygen can undergo a synthesis reaction. How much magnesium oxide is produced if 50g of Mg is reacted with 50g of oxygen?
*Monday, November 8, 2010 at 10:57pm by Tarkan*

**GRD 11-NEEED IT FAST, EMERGENCY**

for a curve?
*Sunday, April 4, 2010 at 1:12pm by just wondering*

**5th grd math- metric conversion**

30m=6000
*Monday, March 7, 2011 at 8:30pm by madison*

**5th grd math- metric conversion**

30m=6000
*Monday, March 7, 2011 at 8:30pm by madison*

**GRD 11-NEEED IT FAST, EMERGENCY**

WHAT IS SIN REGRESSION ?
*Sunday, April 4, 2010 at 1:12pm by just wondering*

**GRD 11-NEEED IT FAST, EMERGENCY**

Line of best fit
*Sunday, April 4, 2010 at 1:12pm by Rachel*

**Grd 12 life orientation**

I'll be glad to critique your answer.
*Wednesday, April 17, 2013 at 2:39pm by Ms. Sue*

**Grd 12 life orientation**

i dnt have an answer....please help me
*Wednesday, April 17, 2013 at 2:39pm by Beryl*

**Grd 12 life orientation**

eish i donot have answer help me in this question
*Wednesday, April 17, 2013 at 2:39pm by Nhlanhla*

**advanced functions grd 12**

i didnt know how to put the root in so i converted it by adding in the 1/2 exponent! thank you :)
*Tuesday, May 8, 2012 at 7:03pm by kerry*

**functions grd 12**

what are the number of turning points for this equation? y=4x^2 and can you plz expain how u find them thanks :)
*Sunday, October 2, 2011 at 5:43pm by kerry*

**Grd 12 U English**

I already tried sparknotes and everyother website I thought of miss...:(unfortunately
*Monday, July 8, 2013 at 5:47pm by Kristen*

**math grd 11**

how do u draw an asymtote ? diff btwn set and interval notation? and example plz
*Thursday, April 15, 2010 at 9:45pm by forki*

**social studies**

i am a 7th grd and i have to do a three page eassy on been respectful it due by 3/23/11
*Wednesday, March 23, 2011 at 6:12pm by rose*

**analogy**

Year solar sweets/candy/cake... you know. These are so easy. Just think about the relationships.
*Wednesday, October 6, 2010 at 6:50pm by 6th grd Sarah*

**math**

build equation Of the 15 players on the boys' soccer team, 2/5 are 8th graders. On the girls' soccer team,1/3 of 18 are 8th graders. How many 8th graders plaayed on the two teams.
*Wednesday, February 22, 2012 at 10:53pm by Anonymous*

**functions grd 12**

1. Looking at the graph, you see when the fuunction switches from increasing to decreasing, or vice versa; you're checking its concavity
*Sunday, October 2, 2011 at 5:43pm by Shaq*

**8th Math - Probability**

no this is 8th grade math im in 8th grade and this is what were learning
*Tuesday, April 2, 2013 at 4:50pm by Nisabel*

**8TH GRADE MATH EXPRESSIONS**

CAMERON IS IN 8TH ASUNTE IS IN 5TH THIS PROBLEM IS 8TH GRADE MATH.YES I NEED TO EXPRESS IT INTO MATH TERMS. TY
*Thursday, August 23, 2012 at 8:45pm by CAMERON*

**8th Grade **

is it a high award for some 8th graders who get good grades ?
*Saturday, November 19, 2011 at 1:05pm by Laruen *

**8th Grade **

Whta is a verctorican (srry i can't spell that) award when the 8th graders get one?????
*Saturday, November 19, 2011 at 1:05pm by Laruen *

**8th grade MATH**

3 tarm 8th quesaons
*Wednesday, March 25, 2009 at 7:13pm by rahul *

**math grd 10**

a^2 - b^2 = (a+b)(a-b) x^2 - 6 = (x+sqrt 6)(x- sqrt 6) x^2 + 5x - 6 = (x+6)(x-1)
*Monday, October 3, 2011 at 6:37pm by Steve*

**Another Question **

yes 8th grade in school besides since you graute gr 8th did you got any awards?
*Saturday, November 19, 2011 at 10:12am by Laruen *

**Life science, history, , and maths literacy**

im in grd 11 iwant to do physiology .so any 1 cn tl me whc subject should ilink
*Monday, April 8, 2013 at 4:09pm by Anonymous*

**Science grd 9**

cost= rate*time*power change 180 watts to .180 kw
*Thursday, December 2, 2010 at 9:14pm by bobpursley*

**Everything**

WHY IS THERE SO MUCH HOMEWORK? Id rather have another hour of school than an hout of homework!
*Tuesday, April 19, 2011 at 5:49pm by 6th grd Sarah*

**8th Grade**

for the project like I mean clubs to join. contests to partcipate and that any things I'm going to do for gr 8th
*Monday, December 5, 2011 at 8:15pm by Laruen *

**5th grd math- metric conversion**

30m = 6000, i have converted to cm, in, and ft, no where close to getting 6000? help
*Monday, March 7, 2011 at 8:30pm by Lydia*

**math grd 11-midterm tomm**

please explain how do u draw an asymtote ? and whats the diff btwn set and interval notation? and example plz thanks
*Thursday, April 15, 2010 at 9:24pm by just wondering*

**Another Question **

Each grade gets tougher as you go allow. For me 8th grade was not that bad. The grades that you get in 8th grade do not go towards your high school gpa unless you are taking a high school credit course. But, even so, you still want to try your best! If you are in 8th grade or...
*Saturday, November 19, 2011 at 10:12am by rachel*

**chemestry grd 11**

bobe
*Sunday, May 1, 2011 at 2:32pm by bobe*

**Math grd 12**

In how many ways can you make Rhe border if it requires 15 titles and you use only blue and white ones? Explain your reasoning. The final answer is 8008.
*Sunday, November 21, 2010 at 11:32pm by Celina*

**Math grd 12**

How many different seven-digit telephone numbers are possible if no number may begin with 0?.....the answer is 9,000,000 but I'm not sure how to get that, plz explain:)
*Sunday, November 21, 2010 at 9:57pm by Celina*

**Science grd 9**

Calculate the cost of watching TV for 5 h at night at a rate of 8.8 cents/kW•h. The TV has a power rating of 180W. Please show work
*Thursday, December 2, 2010 at 9:14pm by Gagan*

**Life science, history, geography, and maths literacy**

am also do these subject nd am going to grd 12 this yr ,my problem is tht i dn't knw wat i want to do aftr my matric.
*Monday, April 8, 2013 at 4:09pm by yandiswa mendela*

**8th grade**

The School Subject is definitely NOT 8th grade. If it is math, state that and you will get better help faster. Sra
*Friday, April 23, 2010 at 10:38pm by SraJMcGin*

**8th grade**

4 x 4 + 1 (the top) = 17? Sra 8th grade is NOT the School Subject. Is it MATH? If so, please state that.
*Wednesday, September 15, 2010 at 8:22pm by SraJMcGin*

**8th grade**

Maybe you should just make it as math instead of 8th grade. I suggest you post it agin.
*Monday, November 15, 2010 at 10:41pm by Abby*

**8th Grade **

Me and my friend are making our own 8th grade binder, you know like writing down planns for our 8th grade year. Here are the sections: - To-Do-List - Doodles (if you are bored) - Projects that are do (school plans) - Graduation Plans (speech, to-do-list, etc.) - Dates for ...
*Monday, December 5, 2011 at 8:15pm by Laruen *

**reading**

Could 8th grades books to read? I am more on a college/highschool reading level but i need the appropriateness for an 8th grader. thanks.
*Friday, September 9, 2011 at 7:43am by gail*

**8th grade math**

You're welcome. I can't believe it either. I didn't learn the quadratic in the 8th grade for sure.
*Thursday, February 7, 2008 at 9:52pm by drbob222*

**8th grade**

Please select the School Subject carefully. 8th grade will not get the proper teacher to read and answer your post. Sra
*Monday, November 15, 2010 at 10:41pm by SraJMcGin*

**8th grade**

8th grade is NOT the School Subject. Select that carefully so the right teacher will read and answer y our post. Sra
*Saturday, December 11, 2010 at 1:01am by SraJMcGin*

**Grd 12 life orientation**

Describe the life style behaviour and explain 5 factors that contribute to the substance abuse of both legal and illegal drugs among the youth
*Wednesday, April 17, 2013 at 2:39pm by Maupa Dimpho*

**8th grade chemistry**

the answer is c :)
*Wednesday, April 21, 2010 at 10:19am by Dylan*

**Grd 12 Math**

Can someone please help me work out how to get to the answer of: tanx + tan (pi-x) + cot (pi/2+x) = tan (2pi-x)
*Wednesday, November 6, 2013 at 9:17am by Jess*

**8th grade**

What is the School Subject? It is not 8th grade. And of which boundary are you speaking? Sra
*Thursday, December 16, 2010 at 11:07pm by SraJMcGin*

**Math grd 12**

first number could be 9 different digits, but after that we can use 10 different ones each time so 9x10x10x10x10x10x10 = 9 000 000
*Sunday, November 21, 2010 at 9:57pm by Reiny*

**5th grd math- metric conversion**

30m=6000 m=200 so you would say 30 times 200=6000.i think thts it.
*Monday, March 7, 2011 at 8:30pm by Bluestarr*

**6th grd math**

This is a bit vague. If you always have 10 tiles, then (6/x) * 5 indicates how many tiles will be needed if each is x ft long and 1 ft wide.
*Monday, September 24, 2012 at 11:01pm by Steve*

**physics grd 12 **

two charged object are positioned 15cm apart. spere a has a charge 3.6 x 10^-7 C and b has a charge of -8.1 x 10 ^ -7 C. at what point is the field intensity 0 ?
*Thursday, June 2, 2011 at 9:44pm by psics*

**8th grade**

Please identify the School Subject correctly (MATH, for example, Algebra, etc.) for the correct teachers to read and answer your post. 8th grade will not do it. Sra
*Wednesday, November 17, 2010 at 8:02pm by SraJMcGin*

**Math**

Help me please to simplify 8 to 8th power x 8 negative 8th power
*Sunday, February 6, 2011 at 2:19am by Tiffany*

**Chemistry, not "8th grade"**

Assistance needed.
*Monday, November 17, 2008 at 8:40pm by Writeacher*

**math grd 10**

a trapiziod has vertices A(-2,3) B(4,1) C(-1,-1) and D(2,-2). prove that the line joining the midpoints of the non-parallel sides is the average length of the two parallel sides of the trapaziod.
*Wednesday, October 12, 2011 at 8:18pm by GAGAN*

**science**

This is for a 4th grd science project. I am in doubt in what independent variables to use for the project. The topic that my daughter selected is Does heart rate INCREASE with INCREASING SOUND volume? Thank you for your help!!!
*Thursday, October 6, 2011 at 1:59pm by priscila*

**Math/Chemistry **

Thanks for the help, This was a 8th grade question by the way.
*Monday, August 22, 2011 at 11:50pm by Chaney*

**Science grd 9**

Determine which appliance uses the most electrical energy: a clothes dryer that operates for 30 min/day or a freezer that operates for 24h/day. Please show work
*Thursday, December 2, 2010 at 9:19pm by Gagan*

**chemistry**

i'm suppposed to be in 7th grade but they skipped me up to 8th
*Monday, November 28, 2011 at 3:31pm by callie*

**8th grade chemistry**

C. NaHCO3 It actually contains 6 atoms. :3
*Thursday, October 31, 2013 at 12:44am by Jai*

**chemestry grd 11**

indigo C16H10N2O2 (numbers are suppose to b as a subscript) is the common name of the dye that gives blue jeans their characteristic colour. Calculate the mass of oxygenin 25.0g og indigo. show your work.
*Sunday, May 1, 2011 at 2:23pm by celina *

**8th grade**

im in advanced math so i do 8th grade math and i dont understand how too gragh the fractions in equations like y=2/3x+1
*Sunday, November 29, 2009 at 2:42pm by jazmine*

**8TH GRADE MATH EXPRESSIONS**

Asunte/Cameron -- are you in 5th or 8th grade? How would you express this in math terms?
*Thursday, August 23, 2012 at 8:45pm by Ms. Sue*

**chemistry**

(3.21x10 to the 8th)(6.32x10 to the -12th) is it... 20.2872x10 to the -4th?
*Wednesday, September 10, 2008 at 8:28pm by hellllp!*

**8th grade**

I sad you are going to call me no you thick huh cashtina huh right now they are is that to me and that is that to my answer my qusday to me need me that is a need the annsment when you do the 8th garde when is that done on the ting goodbuye
*Monday, January 18, 2010 at 9:18pm by chistina *

**writing**

You're in 8th grade. You can certainly at least try to answer those questions. Is 8th grade going to be too hard for you? Maybe you should rethink your dreams of going to college for 8 years or so.
*Wednesday, August 15, 2012 at 4:45pm by Ms. Sue*

**advanced functions grd 12**

im not sure wheer to start and how to do solve this problem solve: cosX(2sinX-3^1/2)=0 ,0<(or equal to)X<(or equal to)2(pie sign)
*Tuesday, May 8, 2012 at 7:03pm by kerry*

**8th grade**

timmy or bryce or 8th grade or whoever, There is no need to keep posting questions in different names. In addition, you need to indicate what YOU THINK and what work YOU HAVE DONE so that a math teacher can help you.
*Thursday, August 19, 2010 at 5:36pm by Writeacher*

**Precalc**

Find a formula for the nth term if... a)the 8th term is 8 and the 20th term is 44 b) the 8th term is 4 and the 18th term is -96 thanks!! I am just confused how you do this if you dont know what n is.
*Sunday, May 12, 2013 at 5:31pm by Rebekah*

**math grd 11**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you. See your previous post.
*Thursday, April 15, 2010 at 9:45pm by PsyDAG*

**Grd 12 Math**

tan (pi-x) = -tan(x) cot(pi/2+x) = -tan(x) tan(2pi-x) = -tan(x) now things fall out.
*Wednesday, November 6, 2013 at 9:17am by Steve*

**8th grade**

In chemistry what is the practical applicaiton of scientific principles to solve everyday problems?
*Monday, November 17, 2008 at 8:40pm by Aaron*

**math**

in an ap the difference is between the 8th and 4th term is 20 and the 8th term is one and the half times the fourth term what is the common difference
*Friday, November 8, 2013 at 4:44am by dammy*

**8th grade math**

i just want you to know that i might be more confused with this because i am a 7th grader and i am in accelerated math so that is why i am doing 8th grade math and this is really hard for me right now so yeah
*Thursday, November 3, 2011 at 9:19pm by saranghae12*

**10th grade - chemistry**

what is 670.8/1000000000 and then what is 3.0 * 10 to the 8th power divided by the top answer ...
*Sunday, November 21, 2010 at 9:47pm by yessi*

**8th grade chemistry**

which of the following molecules does not contain 5 atoms? A. CaCO3 B. Mg(OH)2 C. NaHCO3 D. Fe2O3
*Thursday, October 31, 2013 at 12:44am by Anonymous*

**MATH**

And your question.... It bothers me that 100 randomly selected poor readers in the 8th grade. Goodness, what was the total population of poor readers in the 8th grade? 1000?
*Monday, November 2, 2009 at 4:30pm by bobpursley*

**Math grd 12**

a. Z = (score-mean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportions related to those Z scores. b. Sum the two proportions and multiply by 50,000.
*Wednesday, January 19, 2011 at 10:03pm by PsyDAG*

**Maths Literacy,Life Sciences,History,Geography**

m in grd 10 n m doing history life science geography n maths lit but i dnt know what 2 be
*Sunday, March 2, 2014 at 5:11am by nokwazi buthelezi*

**math**

The question that have is to simplify and write the answer in exponential notation using positive exponents 2 to 4th power x 2 -2 These are my choices a 4 to the 8th power b 2 to the 8th power c 4 to the 2nd power d 2 to the 2nd power
*Saturday, February 5, 2011 at 10:47pm by Jimmy*

**8th grade**

well i did post it on 8th grade...
*Wednesday, November 3, 2010 at 12:44am by hexagon help*

**Science grd 9**

Insufficient data. How much time, on average, do you use it? This would depend on how often do you use it, and how much time do you set it for each time you use it.
*Thursday, December 2, 2010 at 9:09pm by PsyDAG*

**algebra**

A plumber needs 4 sections of pipe 2and 7/8 feet long. Can this be cut from a 12 ft. section? If so, how much pipe will be left over? If not, why not? I came up with yes, you will use 11 1/8th amount and have a section of 1 and 1/8th left. Is this correct?
*Wednesday, May 26, 2010 at 7:35pm by anonymous*

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