Monday
December 22, 2014

Search: chemistry need help plzzz tomorrow is a TEST!!!

Number of results: 81,374

geography
i need a climate graph for the philippines and australia so i can compare them!!! by tomorrow plzzz
June 4, 2009 by rose

chemistry need help plzzz tomorrow is a TEST!!!
phosphoric acid is the active ingredient in many commercial rust-removing solution.calculate the volume of concentrated phosphoric acid (14.6 mol/L)that must be diluted to prepare 500mL of a 1.25 mol/L solution. how can i calulate the volume cocentration for this question.... ...
December 9, 2010 by TARA

Physics
Please help!!! Physics test!? I have a physics test tomorrow on projectile motion, and I don't feel ready for it. I'm having trouble in the class and I need to ace this test. The problem is I get confused when I get a problem. I don't know how to proceed. After I read the ...
October 9, 2012 by Mike

Chemistry, Science
How many Cl- ions are present in 2.35 mol of CaCl2 and please show steps ! Need help so I can study for a huge test tomorrow
November 14, 2013 by Danielle

Chemistry 1
Does anyone know what websites are good to use for Chemical Reactions and balancing equation. I have a test tomorrow, and i need to really practice those. Thanks
May 13, 2008 by Stephanie

algebra
I really need that to my examples in my report tomorrow those i posted question, its a kind of test tomorrow please help me now please... even if now only...
September 23, 2014 by jhia

Subjects
What's Content Support 7c ???? it says it in my schedule i'm going into the 7th grade this week plzzz answer also wat do u do ????? plzz answer plzzz i kno it's a helping class but do you learn the same thing in ur regular class ????? plzzz answer
September 5, 2011 by Jenny

Algera I
I NEED HELP BIG TEST TOMORROW NEED THIS TO PASS And your question is?
March 8, 2007 by G33

spanish
so are you coming to my house tomorrow? Translate into spanish plzzz
November 19, 2011 by fred

math
is 7 less or greater then -1-(-10)? PLZZZ HELP IM HAVING A TEST ON THIS
February 24, 2011 by jeni

Science 7R
Tomorrow I have a science test on circulatory system and is there a practice test THAT IS ON 7TH GRADE SCIENCE REGENTS LEVEL!?!? please i really want to do well on the test if take a pre-test thanks ;) btw --- i'm going over my notes for the test just that i want to take a pre...
May 15, 2012 by Laruen

ENGLISH
I have a test on Lord of the Flies tomorrow. What do I need to know?
January 17, 2010 by Baylee

Test is tomorrow. I have butterflies..
i need some encouragement...THANK YOU in advance.
July 15, 2008 by keysha

college biology
give a liable explanation for food test.... include test for starch,, simple sugar,,, fat and protein ,,,, please include chemistry and chemical equations... thanks ... due tomorrow
September 9, 2009 by kadian

Math
What is Schlafli notation? I seriously need to know how basic it is before tomorrow's test?
May 8, 2011 by Salim

Chemistry
What's is the concentration of silver ions in a saturated solution of silver carbonate? The k^sp of Ag2CO3 is 8.1x10^ -12. Is the answer 5.88x10^-8? I have a test tomorrow and I really need to make sure I'm doing these problems right, but I feel like I am not.
May 9, 2013 by Catherine

9chemistry
could u please help me find a chemistry beaker that has a spout in the middle of the cup on the right side and points down? i cant seem to find that type of beaker anywhere and i need to know what its called for a test tomorrow. thanks for ur help:)
September 14, 2009 by beccaa

science
what is the best way to study for my chemistry test tomorrow
September 20, 2012 by liam

geometry
ok... i need help with geometric proofs..i have a test tomorrow and dont understand it one bit..
November 4, 2007 by romina

to ms.sue
is there a website where i can take a review test of the test i have heard of a land because i forgot to take my practice book home and tomorrow is the test.
May 3, 2012 by Celest

English
If it snows tomorrow, what will you do? 1. If it snows tomorrow, I will go out with my dog. 2. If it snows tomorrow, I will make a snow man at the back yard. 3. If it snows tomorrow, I will meet my girl friend. 4. If it snows tomorrow, I will do snow fights with my friends. 5....
April 23, 2014 by rfvv

math
I have a test tomorrow on inerior angles and need it explianed more thsn the teacher did,please help
June 3, 2009 by rachel

chemistry
I know how to use the equations pv=nrt and P1xV1/n1xT1 = P2xV2/n2xT2, but I don't understand when to use them. I have a test tomorrow and I'm going over some word problems, but I can't figure out how decide which formula you need to use. Is there a specific way to know?
May 7, 2008 by Kate

Social Studies
what does the word muslim mean? please help fast i need to know for my study guide for my huge test tomorrow
December 1, 2008 by Amrita im a sevie

chemistry
what is the density of an 84.7g sample of an unknown substance if the sample occupies 49.6cm3? what volume would be occupied by 7.75g of this same substance? PLEASE help need the answer tonight i have a test tomorrow i kind of not understand the second question. THANK YOU SO ...
September 22, 2010 by heather

Math, Sci, S.S., English
What's Content Support 7c ???? it says it in my schedule i'm going into the 7th grade this week (wednesday) plzzz answer also wat do u do ????? plzz answer plzzz
September 5, 2011 by Gen

to ms.sue
it's still confusing when you subtract it. at 8:00, can you give me a review test because tomorrow is my unit 9 test.
April 17, 2012 by Celest

History, Urgent
How did the Louisiana Purchase set a precedent for the powers held by the President of the United States? If someone could copy & paste, I cannot follow links... and I need to know this. I have a test tomorrow, and i need to study. This is my last question to study for. Thank ...
September 13, 2014 by Katt

geometry
I need to know about congruent angles IN vertical angles for a test tomorrow.
February 16, 2009 by Austin

French
i need help on my french test tomorrow... i have no idea what to study... please help me!!
March 27, 2011 by Brithni

trig
hi, I have a placement test coming up tomorrow, and I'm pretty confident about all the stuff that's going to be there except trigonometry. I took trig two years back and I understood it very well. But now it's been so long and I can't even remember the basics. Is there any ...
June 1, 2010 by y912f

i really need help with my hw
can someone plzzz help me
April 22, 2010 by l

Chemistry
i dont understand electron affinity and it isnt in our text book at all and we have a test over it tomorrow...can someone help me???
December 16, 2007 by Taylor

AP Chem!
Hey, I have a test tomorrow in ap chemistry on gases. My teacher said that the test would be many open ended questions that are sort of like "explain what happens when a balloon is lowered into 77degrees C of liquid nitrogen and why" Can you guys give me some other examples so...
October 5, 2008 by Adrian

math test
Hi! I have a math test coming up tomorrow, and I need to prepare. but,i dont know how I should. . . any help would be great. she told us to: Be prepared to identify and explain functions, linear functions and proportional functions. Be prepared to use the new function notation...
October 11, 2007 by Keon

English
Could you please check these sentences? I urgently need them. 1) Decadent writers (the Aesthetes is possible?) fostered (??) the ideal of the Wildean dandy, a member of aristocracy who demanded absolute freedom and despised the Victorian values of work and morals. 2) His ...
October 19, 2011 by Henry2

chemistry help plzzz
how can i calculate the pH of the solution obtained when 50.00mL of 0.150mol/L hydrochloric acid is added to 75mL of a 0.111 mol/L aqueous sodium hydroxide solution. need help i am stuck with that question thank you :)
December 24, 2010 by tarkan

Math
I need help in finding the vertex of a parabola using an equation in this form: Ax^2 + Bx+C I have a test on this tomorrow. For example: 3x^2 +1x - 2 How would I find the vertex in this?
December 8, 2009 by Clair

Chemistry
Please help, test tomorrow. Explain the organic chemical reactions and IMF interactions for glycogen and triglyceride with a trans double bond - how does this look?
July 28, 2010 by Kathy

ecxel unit
Ms.Sue can you help me by explaining and telling the answeres. i have an excel test tomorrow. i know how to use excel but the test is written.
December 15, 2009 by anu

FRENCH 2-TEST!
AHH! I just remember about my french test tomorrow on qui and que. How do you know when to use which? HELP!
February 22, 2009 by Chopsticks

4th grade, social studies
Need to answer "what made the early colonies a success?" Is it because the lands were already explored, so they just got the riches and power? Not sure. Confused. Test tomorrow.
December 21, 2009 by Elaine

math!
hi im lauren and i have a big math test tomorrow(7th grade) and i need 2 know wht interval means. And i need the expalnation 2 be so simple tht a little kid can understand it. lol. Can someone answer like in the next 10 mins plz! thx!! hurry peeps!!lol
August 20, 2009 by lauren

math
If cotalpha = root 3, calculate (sin alpha)*(cot alpha) - cos^2alpha exactly. can you plzzz help urgent because I have a major test tommorow thnx for all your help
April 29, 2009 by Gagan

Chemistry
I have a test on the general concepts of thermochemistry tomorrow. how should i study for it since its not based on problem solving, just concepts?
October 24, 2007 by Nick

math
i have a HUGE math test tomorrow, And I need some help on Factoring. Any websites that will give me good tutorials? I've found some but its total bs.
June 8, 2011 by caleb

algebra
Graph the solutions of each linear inequality. y≥4x-3 where would i start on the graph and where would i go ? BIG test tomorrow need help asap :) thx
March 11, 2013 by DARIAN :)

physics
Ok. I'm writing that big test tomorrow, and I have no idea what should I do with this : An alien is 5m from an astronaut. The astronaut notices the alien and they simultaneously begin to run from each other with v[alien]= 2m/s and v[astronaut] = 4m/s. Find their mutual ...
October 26, 2010 by Anonymous

Chemistry Urgent please help! Test tomorrow
if you have a mixture of sodium chloride and sodium bromide, could you use its conductance to determine the concentration of each solution? explain
January 9, 2013 by Anonymous

Chemistry
I did a melting point test for menthol and the question is asking what type of compound is demonstrated and the answer should include inter molecular forces I also need to explain this same question for a solubility in water test and solubility in oil test
October 27, 2012 by Anonymous

English
1. Should I use a question mark or a period? I can't go today so would it work tomorrow( ) 2. Is this correct? I did WELL on the test. NOT I did GOOD on the test. WELL=ADVERB OR ADJECTIVE GOOD=ADJECTIVE
February 9, 2014 by Anonymous

Chemistry
Does anyone know of any sites that make learning to balance equations easy? I just transferred to a new school and the chemistry class is way ahead of my old class. I really don't get it. Please help since there is a test tomorrow and it's on stuff that you have to be able to ...
February 12, 2008 by Jessica

Halloween
It's saturday and halloweens tomorrow. But I was wondering is trick or treating sopost be today or tomorrow? I've heard peolple going today and many people say tomorrow. I know sunday is an school night and some people wiill be at church. I have no idea if I should trick or ...
October 30, 2010 by HELP

Math History
I need to know the history of integers for a test tomorrow. I have searched numerous history and math sites, but none tell a specific person. Does any one know who it is or where I can find this information?
March 11, 2008 by Sara

chemistry
Using electron bookkeeping draw a Lewis dot diagram for NF2H and N2H2 determine how many electrons each atom should be assigned. Thanks Guys I really appreciate it, my assignment is due tonight and the test is tomorrow, could you explain it,thanks
December 1, 2011 by Will J

MATH - Rational Expressions
HELP PLEASE! I am taking my college placement test tomorrow and am working on the sample test now. I need help with this question about Rational Expressions... For all r (<INSERT>is not equal to sign)+ or - 2 r(squared) - 5r+6 (All Over) r(squared)- 4 I know the answer ...
August 16, 2005 by J

CHEMISTRY--URGENT
HNO3 with pH 3 is mixed with 2 L KOH with pH 12. assuming volumes are additive what is the pH of the final solution? I have absolutely no idea how to do this. I do know the answer, though. I have a test tomorrow and I would really appreciate it if someone could help!!!!
May 2, 2010 by Maggie

Chemistry
I need to determine the "percentage composition unknown" whatever that is. My current data: a) mass of test tube and foil cover: 7.5323 g b)temp of water bath: 375.65 K c) mass of test tube and foil and gas as sample: 7.5423 g d) barometric pressure: 1.0190 kpa e) mass of test...
November 4, 2010 by Selina

math
I need some serious help. I am a grade 10 student and I have this assignment due for tomorrow, but I can't get past the first question. The first part of the question asks me to calculate the volume of a box (prism) measuring 100mm by 60mm by 40mm. I got that part- the answer ...
October 2, 2007 by SparklyOne

English
1. You are to finish this project by tomorrow. 2. You must finish this project by tomorrow. ------------------------------ Are both the same in meaning? Do you use #1 frequently in everyday speech? ================================= 3. He is to go to London tomorrow. 4. He is ...
May 20, 2014 by rfvv

Chemistry
how can i know if a solution is aqueous or solid? i have a test tomorrow and dont know how to do this PLEASE HELP!!! i have this question on my homework...Will precipitation occur when the following solutions are mixed? 1. Na2Co3 and AgNO3 2. NaNO3 and NiSO4 3. FeSO4 and Pb(NO3)2
October 4, 2009 by nina

chemistry
Why is there one large increase in ionization energies for each element? Which atoms form ions that are larger than the atoms? I have a test tomorrow and these are the questions I have troubles understanding.
December 14, 2009 by Astrid

chemistry
I'm reviewing for a test tomorrow, and I was wondering about this question. Convert 55 mi/gal to meters/liter. I'm not sure how to go about it, though when I tried it I got 89000.0m/4L. But, I'm not sure if that is right.
May 12, 2008 by Kate

Chemistry
Which test tube has largest amount precipitate? Why? (use terms such as limiting reactant and excess reactant to explain) Do I just name the test tube that weighs the most and I need help with the explanation. I did not list the actual chemicals just need general statement.
November 14, 2009 by anonymous

statistics
i have a test tomorrow so i need to know how to do this problem. help me please!! A IRS auditor randomly selects 3 tax returns from 53 returns of which 13 contain errors. what is the probability that she selects none of those errors?
April 12, 2010 by anonymous

Study?
I have to take a test tomorrow on math to decide whether or not I can make it into the next grade same for tomorrow for reading. What should I do to study? I don't have a textbook to study cause it's at school. Should I look over my notes on everything I covered in math this ...
April 22, 2013 by Anonymous

Functions
Find the sum of the 50 greatest negative integers. I'm supposed to find a, d, and t(at)n, but I'm not sure which is which. I think it makes sense for n to equal 50, but apart from that, I don't know what else to do. I would really appreciate some sort of explanation on how to ...
December 16, 2008 by Lana

science
I have a test tomorrow and i need to be able to say what type of bacteria something is in their agar colonies. I am having a hard time diffirentiating between bacillus cereus and bacillus subtilis. does anyone have any good websites that would help? or know any tricks?
January 31, 2012 by martha

physical chemistry
at least 6 sources of error of determining concentration quotient of FeSCN? plzzz sir
September 5, 2014 by hamza

English
I have an Enlish test tomorrow on Romeo and Juliet. My teacher said he's gonna put 5 questions about 5 different quotes on the test. What are some highly likely testable quotes from Romeo and Juliet?
May 26, 2008 by Romeo

math
please help, I have a test tomorrow and i don't get this. solve by substitution 1. y = x - 3 x + y = 5 2. 5x + 2y = 0 x - 3y =0
October 26, 2009 by Jim

math
i have a test tomorrow and im still not sure how to do this. can you please help me? p={a,b,c} Q={a,c,d,f} Q-P=?
April 23, 2013 by aisha

biochemistry
for each of these qualitative test,barfoed test,benedict test,seliwanoff test,bial test,molisch test,and iodine test, describe the class and give aspecific example of a carbohydrate that would yield a posiyive result?
April 8, 2011 by kabelo

economics-to Ms Sue OR ANYONE
I HAVE TO PREPARE A PROJECT ON 'CONSUMER AWARENESS'(CLASS 10TH). SO CAN YOU PLZZZ TELL ME THAT WHAT IS TH NEED OF CONSUMER AWARENESS IN TODAY'S WORLD?& HOW CONSUMERS ARE EXPLOITED? &SOME MORE INFORMATION ABOUT 'CONSUMER AWARENESS'. ALSO PLZZZ GIVE SOME TIPS ON PREPARING A ...
June 11, 2006 by bhavna

Math ( Percents as Ratios)
Sue receives a test score of 75% on a test with 20 questions. How many did she get correct? 👉 I need help making these kinds of questions into proportions because I have a Benchmark Test (like a mid year test) coming up & I need to be able to set up these kind of ...
December 4, 2014 by Dynasty

us history
I have an AP US History test tomorrow and need to make a study guide. One of the words/phrases is The Virtuous Republic. I cannot find a definition for U.S. History what The Virtuous Republic is. Thanks!
November 28, 2012 by Fort

Just for I.AM..RUNNING.FROM.MYSELF,
I'm doing a poster in science and its about radon. Radon is a radioactive gas and it causes lung cancer, but i dont know what to do for the poster and it's due March 16,2012 but i have to turn it in by tomorrow so that the poster can get to the science specalist so the ...
March 9, 2012 by Portia

geometry
I keep forgetting, but I have a test tomorrow: what is a linear pair?
October 4, 2007 by [namrot]

Math (Help This Will Be on My Test Tomorrow!)
y= ax^2+bx-4. How would i find the equation of this parabola with the points (0,-4) (1,0) (2,2) (4,0) and 6,-10)?
February 24, 2011 by Ashley

5th grade math
can you please explain &show me how to get these answers to common denominators,find the sum & difference,write in simplest form,7/10-3/5 =,2/3-1/6 =,5/6-7/12 =,5/12+1/4=,1/6+2/9=,5/8+1/2=,3/8+1/4= i'm really having a huge problem understanding this,it's getting late,i'm ...
February 24, 2011 by Anonymous

geography (agriculture)
I have an A.P human geography test tomorrow and i can not figure out what some of these words mean. can somebody please help?? thank you so much. i need help on who carl saur is, mediterranean agriculture, transhumance, pastoral nomadism, and the green revolution.. please help...
March 27, 2008 by Anonymous

studying
I was wondering if anyone had some good studying tips. I have a big science test tomorrow and I need to learn the material very quickly. Write know I am saying the words out loud as I re-write them. My teacher always tells that studying IS NOT reading.
October 15, 2009 by 1234

English
Choose the option that corrects the error in the underlined portion. If no error exists, choose "No change is necessary." Ted told James that they had been given too much work by their boss and the deadline was tomorrow, which seemed unfair. Underlined ---is tomorrow, which ...
June 24, 2014 by Angela

English
Choose the option that corrects the error in the underlined portion. If no error exists, choose "No change is necessary." Ted told James that they had been given too much work by their boss and the deadline was tomorrow, which seemed unfair. Underlined ---is tomorrow, which ...
June 24, 2014 by Angela

drivers ed
can someone please tell me a good website or give me a good link where i can take a practice driving test for a permit (learners licence). pleeease, i really need to practice, and i need a test that is updated. close to the real test. please help me
June 15, 2009 by y912f

Biology
I need to do a project on any one cell organelle and i have started on lysosomes. Its a powerpoint presentation and i need to present it tomorrow. In the procedure packet it says that we need to mention this-"a works cited slide" what does it mean??? what do i need to do? ...
October 16, 2008 by Jessica

please help!!!!! someone
Each exterior angle of a regular polygon is 15 degrees. 1.Determine the number of sides of the polygon. 2.What is the sum of the interior angles? if the exterior angle is 15, then the interor angle is 165. 165n=(n-2)180 solve for n. I need help to study for my "The Giver" test...
February 25, 2007 by Shay

chemistry
i do not understand how to do these and i have a question on my test tomorrow on this stuff can someone explain to me how to do this? for each of the following molecules draw the lewis structure, determine the shape, determine the polarity, and determine the kinds of ...
May 18, 2011 by brittney

art
what different between positive and negetive shapes? please help me .tomorrow, i have test.
February 18, 2009 by uyen pham

art
what different between positive and negative shapes? please help me .tomorrow, i have test.
February 18, 2009 by uyen pham

Algebra
Do you know a site with some practice problems for a quadratic formula (ax^2 + bx + c) for my test tomorrow? Thank you so much!
May 28, 2009 by Gemma

Freedom middle school
I want do 6grade science please help me.because I have to do test tomorrow.but help me now
September 6, 2010 by Hsa

Science(help test tomorrow 6 garde)
What kind of combination is iron filings and saw dust?
January 3, 2012 by Elizabeth

Biology quick please
I need a practice biology test to practice for my final exam which is tomorrow. I'm a tenth grader and the things we learned were mitosis, meiosis, production of gametes, human reproduction, cell devision, mendelian genetics, probablitity of inheriting traits, dna, and what ...
December 15, 2009 by Rachel

English 2 honors quick question
I have a final in this class tomorrow and I need a free online practice test. Somethings we have learned our poetry terms, (sonnet, lyrical, haiku, simile, metaphor, hyberbole etc..) We have also read the story Antigone, Pit and the Pendulum, Witness for the prosecution. Thanks:)
December 17, 2009 by Rachel

algebra I
I can't figure out how to do ratios and I have a chapter test tomorrow. Help. 5.5 lb/week = _____oz/day
November 25, 2007 by Conrad

social studies
what positive changes did kublai bring to ching? i have a test tomorrow please help!
March 7, 2010 by stephanie

Chemistry
In the qualitative test for nitrate anion, the test goes like this: - Add dilute sodium hydroxide, then add a little aluminium powder. Warm. Why do we need to warm the mixture?
January 22, 2009 by janice

Math
Check answer PLEASE!! Kevin wants to calculate the value of the expression below. -17 + 3 Which shows an equivalent way kevin could write this expression? (A.) -(17 + 3) B. -(17 - 3) C. (-3 + 17) D. (-3 - 17) Please help as soon as possible!! I have no one to help me and i don...
September 19, 2014 by Kid

English
Hi! Can somebody help me? I'm an austrian student, and i have a big problem! We have to write a definition essay with the title : tourism/ travel. and we have to write it until tomorrow, but i'm very busy, i have a mathe test tomorrow too, and i am not able to write my essay. ...
September 22, 2009 by Lulu

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