Search: Beginning Chem

Number of results: 16,562

Beginning Chem.
c = frequency*wavelength works both of them.
Wednesday, December 1, 2010 at 8:20pm by DrBob222

calculus
It's the beginning of the term, and almost everything is hard at the beginning. Once you get the handle of it, it will be fun.
Tuesday, September 14, 2010 at 9:23pm by MathMate

chem
No, that's not it. Move the Br to the carbon on the right and move the ethyl group to the C on the right. That will be 3-bromo-3-ethylpentane which I think is what you had at the beginning.
Thursday, March 12, 2009 at 8:41pm by DrBob222

chem lab
I don't know the experiment you are doing but it's probably a titration experiment. The indicator turning pink (assume the indicator was phenolphthalein) means there was base in the flask at the beginning.
Monday, April 7, 2008 at 11:23pm by DrBob222

Accounting
If you looking for the inventory at the beginning of March then you will ignore all of the question except for the beginning. Therefore your answer should be 6 units X the $27/unit= $162.
Monday, April 8, 2013 at 8:57pm by Kay

Chem
When you said "While a physical appearance of an element makes it easier to explain to beginning students the how and why of chemical reactions," do you mean there are rules set in place and exceptions but they aren't explained; as students we just accept them as...
Tuesday, July 7, 2009 at 10:42pm by Lena

chem lab
when setting up their experiment, a student discovered that the solution in their flask turned bright pink upon adding 2 drops of the indicator, even before beginning the titration. what do you suspect was the mistake that the student made?
Monday, April 7, 2008 at 11:23pm by natash

English
1. At the end of the day, I was very tired but happy. (What is the opposite of 'at the end of'? Is it 'at the beginning of' or 'in the beginning of'?)
Monday, October 11, 2010 at 7:25am by rfvv

english
Which sentence is correct the one with or without the comma? In the beginning there was man. In the beginning, there was no man.
Saturday, August 16, 2008 at 4:08pm by J

English
1. Look at the living puma. 2. Look at the live puma. 3. Look at the puma alive. 4. Look at the puma that is alive. (Are all expressions grammatial?) 5. He succeeded to his father's estate. 6. He succeeded in solving a problem. 7. He succeeded in passing the exam. 8. He ...
Friday, March 5, 2010 at 6:33am by rfvv

7 words beginning with Out
Thank you for using the Jiskha Homework Help Forum. Why is this difficult? Get a good dictionary and look, beginning with the word "out." Examples: outdoors, outdo, outcross, etc.
Tuesday, October 9, 2007 at 8:58pm by SraJMcGin

English
I disagree. I think the main idea (thesis statement) is much closer to the beginning of the speech. I believe the "ask not" part of the speech is the beginning of the conclusion. I'd say you need to rethink this.
Friday, March 11, 2011 at 7:01pm by Writeacher

Consumer Math
assuming (a) the deposit was made at the beginning of the 1st quarter (b) the interest is credited quarterly then after two quarters (the beginning of the third quarter), the balance is 1400(1+2*.0675/4) = 1447.25
Tuesday, October 2, 2012 at 8:33am by Steve

physics
A car is traveling at a constant speed along road ABCDE. (Curve BC where Bis beginning of curve and C is the end of the curve is in the shape of a "backward C." C is then the beginning of another curve and D is the end of the same curve in the shape of a normal C, ...
Sunday, February 12, 2012 at 3:54pm by Nabil

Chemistry
We can't draw figures on the board. Write the reaction and balance it. At the beginning, the pH is determined by the M of the formic acid. The beginning M is 0.1037 x (25.00 mL/100.0mL) = ? This gives you pH at zero mL base. Next, determine where the equivalence point will...
Monday, March 5, 2012 at 6:10pm by DrBob222

English
2) comma fafter Flaubert 3) His task was to portray ordinary people objectively. 5) synonm of in media res = Because this is Latin, you'll not find a synonym. The legal definition is: Into the heart of the subject, without preface or introduction. "a story not ...
Monday, May 9, 2011 at 2:28pm by SraJMcGin

chem
Here is a site that gives the mechanisms for both acid and base catalyzed transesterification reactions. You will need to scroll down the page to find it(the mechanisms are closer to the end than to the beginning) but it's there. This site gives the GENERAL case (using R ...
Saturday, August 25, 2007 at 2:22pm by DrBob222

PHYSICS
Distance = speed * time Calculate Work done = force * distance Also, note that writing in proper case (i.e. lower case except for beginning of word at the beginning of a sentence) make for much easier reading.
Friday, October 29, 2010 at 8:27am by MathMate

Riddles
The beginning of eternity The end of time and space The beginning of every end And the end of every place I think your answer is the letter E.
Tuesday, January 23, 2007 at 9:30pm by Shari

Calculus
If a ball is thrown in the air with a velocity 44 ft/s, its height in feet t seconds later is given by y = 44t - 16t2. (Round your answers to one decimal place.) (a) Find the average velocity for the time period beginning when t = 2 and lasting 0.5 second. ft/s (b) Find the ...
Monday, January 17, 2011 at 9:08pm by Ethan

religous
Pretty much at the beginning. Some people will lie and say that Islam and Christianity are the same, but they really aren't. To start at the beginning, Judaism and Christianity are not too similar, so you can't ask where two different religions part with an even more ...
Thursday, March 27, 2008 at 4:51pm by Kiera

Calculas
If a ball is thrown in the air with a velocity 44 ft/s, its height in feet t seconds later is given by y = 44t - 16t2. (a) Find the average velocity for the time period beginning when t = 2 and lasting 0.5 second. ft/s (b) Find the average velocity for the time period ...
Friday, April 3, 2009 at 4:32am by Mimi

Compound Interest!
Florence can pay her golf membership dues with a single payment of $1500 at teh beginning of the year or by paying $770 at the beginning of the year and $810 six months later. What option is to her advantage if she can earn 7% compounded queaterly on short-term loans?
Friday, March 26, 2010 at 10:30am by Thara!

English
I am diagramming the sentence: It was excellent from beginning to end. I know the subject is "It", verb "was", subject complement is "excellent" and, I think "from beginning to end" is a prepositional phrase. Am I right or please corrent...
Wednesday, September 19, 2012 at 3:19pm by Kevin

Grammer
Use "a" before a word beginning with a consonant. Use "an" before a word beginning with a vowel. a dog a child an egg an awful time
Sunday, April 11, 2010 at 8:59pm by Ms. Sue

chem lab
right. The elevated temperature helps the reduction take place; otherwise, it is slow, especially at the beginning of the titration. Later in the titration, after Mn^+2 are in solution, the reduction is much faster and the temperature is not critical which explains why there ...
Monday, January 12, 2009 at 2:01pm by DrBob222

humanities - englihsh
In the play Oedipus Rex, from the beginning of Oedipus's rule in Thebes through the end where i he exiles himself, how does the relationship with the gods with the people in Thebes change, beginning, middle and end.
Thursday, March 10, 2011 at 7:26pm by roman

Physics
The answer is false, unless the velocity was zero at the beginning of the interval and the acceleration was constant. This is often not the case. Why should the velocity always be zero at the beginning of an arbitary time interval? It can be anything.
Wednesday, January 7, 2009 at 10:46pm by drwls

english
I would start with a short funny or disasterous story about something that happened to you recently. That will be an interest catcher. Then you can ask the question, how did I get to this point...and do a flash back to your beginning. Just tell about the important events that ...
Tuesday, October 2, 2007 at 2:09pm by GuruBlue

Chem
I dont understand it at all from the beginning. I get that you divided moles by molar mass for the first thing but I dont know what you did after that. And would I do the same for the rest of the question as well? K2SO4, K+, SO4..I think it would help me if you could do just a...
Tuesday, February 19, 2013 at 5:15pm by Jhanvi

English - Grammar check
1 and 2 are fine. 3 has an okay use of the appositive, but the beginning of the sentence is quite awkward: "Ultimately the question from the theme of whether people are good or evil..." In addition to putting a comma after the adverb at the beginning, how can you ...
Sunday, April 5, 2009 at 9:55am by Writeacher

Accounting
I just wanted to get some clarification on analyzing a balance sheet. a)Accounts payable and accrued liabilities at the beginning of 2004 Values: As at (April 23, 2004) - 7,466 or As at (April 25, 2003) - 12,461 Which value is considered the beginning of 2004?
Sunday, January 20, 2008 at 12:41pm by Harold

Algebra
For whatever reason I'm drawing a huge blank on this problem. Shane returned from a trip to Las Vegas with $300.00, which was 50% more money than he had at the beginning of the trip. How much money did Shane have at the beginning of his trip?
Wednesday, January 27, 2010 at 3:14pm by Chelsea

math
The rise of digital music and the improvement to the DVD format are part of the reasons why the average selling price of standalone DVD recorders will drop in the coming years. The function below gives the projected average selling price (in dollars) of standalone DVD ...
Wednesday, February 13, 2013 at 10:20pm by Please help!!!

AP Chem
I looked at the first four, they are right. Dont you work with someone on chem homework? Like a study group? That is a very effective way to work chem and physics problems.
Wednesday, November 19, 2008 at 11:22am by bobpursley

math
a checkerboard has 8 squares on a side. at the beginning of a game of checkers, each player has 12 checkers on a board. how many squares do not have checkers on them at the beginning of the game?
Thursday, September 13, 2012 at 7:34pm by mythreyee

Chemistry
When chemists compare the rates of reactions carried out under different conditions, they often compare the rates near the beginning of the reactions. What advantage(s) do you see in this practice? Hint: Think of slow reactions. I know the rate of reaction is fastest in the ...
Thursday, March 15, 2012 at 2:41pm by Alana

math
The percent of homes with digital TV services, which stood at 6% at the beginning of 1999 (t = 0) was projected to grow linearly so that at the beginning of 2003 (t = 4) the percent of such homes was projected to be 28%. (a) Derive an equation of the line passing through the ...
Friday, February 8, 2013 at 7:25pm by ashton

US History I
Could someone Please Answer this, I'm supposed to write a paragraph on this : Defend the statement: The United States was an imperialist nation at the beginning of the 20th Century. Could someone answer this too and not post a website? - when was the beginning of the 20th ...
Monday, May 31, 2010 at 9:39pm by Amy~

English
actually i am not clear about the question too. we have done a story of N. Scott Mamaday where he describes about his horse which he later sells to a Spainish man. He says " I knew where the journey was begun, that it was a learning of the beginning, that the beginning ...
Monday, September 8, 2008 at 6:53pm by Ayushma

math !!!! :O
Daniel gave 4/5 of his stickers to Javier. Javier’s collection of stickers increased to 64. If Javier had 28 stickers in the beginning, how many stickers did Daniel have in the beginning?
Monday, March 28, 2011 at 5:07pm by Katherine

English grammar check please
If someone could check these sentences for me that would be great. sentence beginning with a present participle: Beginning with Tom's conviction, Jem's belief in justice and the basic good of humanity is badly damaged. sentence that begins with a past participle: ...
Saturday, April 4, 2009 at 11:14pm by Mike

Chem II
I'm not exactly sure of what you want but I can give you a start, perhaps. This is a redox reaction. The beginning concns are too high on the right; therefore, the reaction must shift to the left to reach equilibrium. [You can show this by Qp = 0.115/0.215 = 0.534 and this...
Tuesday, October 2, 2012 at 10:02pm by DrBob222

11th grade English urgent
actually i am not clear about the question too. we have done a story of N. Scott Mamaday where he describes about his horse which he later sells to a Spainish man. He says " I knew where the journey was begun, that it was a learning of the beginning, that the beginning ...
Monday, September 8, 2008 at 7:57pm by Ayushma

algebra
Robin bought a computer for $1,250. It will depreciate, or decrease in value, by 10% each year that she owns it. a) Is the sequence formed by the value at the beginning of each year arithmetic, geometric, or neither? Explain. b) Write an explicit formula to represent the ...
Tuesday, February 12, 2013 at 5:34pm by lee

English
1. comma after 'brother' 2. Please read this one aloud and fix the little things! 3. 'The' at the beginning of the sentence. Space after the comma. 4. Read aloud ... 5. Capital 'T" after the colon, since that's the beginning of a complete sentence.
Monday, April 9, 2012 at 6:55pm by Writeacher

Segregation
Thank you for using the Jiskha Homework Help Forum. This site should give you ideas: http://www.freeonlineresearchpapers.com/beginning-segregation
Sunday, January 13, 2008 at 1:21pm by SraJMcGin

Acct 100 Question
Glanville Distribution markets CDs of the performing artist Harrilyn Clooney. At the beginning of March, Glanville had in beginning inventory 1,500 Clooney CDs with a unit cost of $7. During March Glanville made the following purchases of Clooney CDs.
Sunday, August 12, 2012 at 12:09am by Diane

Financial Accounting
, how much manufacturing overhead was allocated to production? Archangel Manufacturing has just finished the year 2012. They created a predetermined manufacturing overhead allocation rate at the beginning of the year based on a percentage of direct labor costs. Below are ...
Wednesday, June 15, 2011 at 4:33pm by carol

Proofreading
You could define your own levels: ~beginning or casual (note the spelling) dating - movies, dinner, games, etc. ~next-level (?) dating = beginning intimacy ~exclusive (?) dating = complete intimacy What you're describing as simply "dating" can run a wide gamut...
Thursday, January 17, 2008 at 4:40pm by Writeacher

Science
The summer solstice in the Northern Hemisphere is around June 21 and is the beginning of summer. The winter solstice is about December 21 and is the beginning of winter. The question is asking how the photoperiod is different between the summer-fall period and the winter-...
Monday, February 8, 2010 at 8:40pm by Ms. Sue

Literature
A few more questions on Antigone; Can someone please check my answers?: 1. When Ismene and Antigone disagree in the first scene, Ismene says "You are unwise but a loyal friend indeed to those who love you." Is it an accurate picture of Antigone? Why or why not? ...
Monday, March 30, 2009 at 5:24pm by mysterychicken

Math
Can you help me with this problem? At the beginning of January, Lisa had some money in her savings account. Each month she was able to deposit enough from her allowance to double the amount currently in the account. However, she had a loan to pay off, requiring her to withdraw...
Tuesday, October 23, 2007 at 7:09pm by Linda

Applied Dog Behavior
please check my answer thanks . Which sequence of punishment and reward is in the correct order? A. Acceptable behavior occurs, reward, beginning of unwanted behavior, administration of aversive, cessation of behavior, prompt for an acceptable behavior B. Beginning of unwanted...
Friday, June 20, 2008 at 6:24am by -Anne

English
The content seems fine. Read your paper aloud, one sentence at a time, from the end to the beginning. You'll hear a few things that need correcting. (Or better yet, ask someone to read your paper aloud to you, one sentence at a time, from the end to the beginning.)
Sunday, April 1, 2012 at 1:05pm by Writeacher

English
Use "a" before a word beginning with a consonant. ex. a building, a tall building Use "an" before a word beginning with a vowel. ex. an elephant, an extremely tall building.
Tuesday, January 13, 2009 at 4:11pm by GuruBlue

computers
Is this a beginning computers class? If you have been working in Word for your word processing program, you will know how your documents are saved. What is after the dot in the file name? Same goes with photos, no matter what program you use. So ... is this a very beginning ...
Friday, October 3, 2008 at 6:28pm by Writeacher

physics
KE at beginning: 1/2 m 14^2 KE at top: 1/2 m 1.7^2 Ke at beginning=KE at top+PE at top 1/2 m 14^2=1/2 m 1.7^2 + mgh solve for h.
Wednesday, October 12, 2011 at 3:01pm by bobpursley

English
1. She was very slow at the beginning, but she didn't give up. (What is the opposite of 'at the beginning'? Is it 'at the end, in the end or by the end'?) 2. Wilma tried very hard to be able to walk again. (What is the function of 'to be able to walk ...
Monday, March 8, 2010 at 2:15pm by rfvv

history/chem
Both, Aristotle and Plato believed that matter could be subdivided indefinitely into smaller and smaller parts. In other words, they did not believe in indivisible units or atoms. Their contribution to chemistry was that they thought about, and discussed the ultimate structure...
Friday, September 19, 2008 at 6:55pm by GK

chem help
ok thanks alot... the PartB asks for: What is the percent ionization of ammonia at this concentration?
Saturday, February 28, 2009 at 11:56pm by chem

chem
I DONT GET WHATS DONE.. DR.Bob22 - could u please explain this again..thank u
Tuesday, February 17, 2009 at 12:10am by CHEM

Accounting Math
Can anyone please show me the calculation for these problems: Burlin Company starts the year with $100,000 in assets and $80,000 in liabilities. Net Income for the year is $25,000, and no dividends are paid. How much is owner’s equity at the end of the year? Chapman Inc. ...
Sunday, September 13, 2009 at 5:01pm by Peaches

gen chem
i tried that, apparently its not the right answer either =/.
Saturday, May 8, 2010 at 7:46pm by Chem

CHEM organic chem
Responded above to a later repost.
Tuesday, November 13, 2007 at 6:18pm by DrBob222

Chem
0.102 x 0.0821 x 273 / 1.0 what can i express this in the correct number of significant figures ?@_@
Wednesday, August 29, 2012 at 4:51am by Chem ):

chem
... This isn't in the right section. That's math, not chem. the answer though is, 23.
Wednesday, February 10, 2010 at 7:40pm by Nadia Samim

O.CHEM -> PLEASE CHECK!!
Thank you...good to know, but isn't there a "Dr.Russ" that works with Organic Chem??
Wednesday, March 12, 2008 at 9:48pm by K

7 words beginning with Out
What are 7 words beginning with out
Tuesday, October 9, 2007 at 8:58pm by Amber

math 5the grade
word problem: Mimi's market sold 24 heads of lettuce one morning. That afternoon 2/7 of the remaining heads of lettuce were sold. The number of heads left was now 1/2 of the number the market had at the beginning of the day. How many heads of lettuce were there at the ...
Saturday, April 13, 2013 at 10:05am by Tasha345

AP Chem
You may have almost finished it then but I'll start from the beginning. Convert M x L KMnO4 to mols. Convert mols KMnO4 to mols H2O2 using the coefficients in the balanced equation. Convert mols H2O2 to grams H2O2. Then %H2O2 = [grams H2O2/mass of sample]*100. Mass of the ...
Monday, November 3, 2008 at 11:36pm by DrBob222

Will Someone please respond! Chem
I think you made a typo for the 150 g problem. You must have meant ice at -30 going to -15. Then use the "within" formula I showed you at the beginning. q = mass x specific heat x (Tf-Ti) q = 150 x 4.184 x [(-15-(-30)]= q = 150 x 4.184 x 15 = 9414 J = 9.41 kJ (You ...
Friday, June 22, 2012 at 11:34am by DrBob222

All
What does a 71% equal? im worried about my grades Anyone? i really need help It all dependes upon the instructor's grading scale. Most give a syllabus at the beginning of the semester which tells you how grades are assigned, the number of tests during the semester, etc. ...
Monday, September 11, 2006 at 11:08pm by Roxy55

G-chem/org. chem=>Dr. Bob222
I mean are setups differ for part 1
Friday, February 8, 2013 at 5:58pm by Devron

chem
The answer on mast chem is 279 if you have 230 grams instead of 200.
Monday, February 15, 2010 at 4:46pm by Anonymous

Chem
maybe try using P1V1/n1T1 = P2V2/n2T2 ... im in chem too...
Saturday, February 27, 2010 at 1:16am by fellow student

chem
sorry read it wrong, doing this now in chem
Tuesday, March 19, 2013 at 6:02pm by Amanda

chem
How to find the %(W/V) of 134mL of a 0.610 M solution of Mg(OH)2
Thursday, February 16, 2012 at 9:00pm by chem

organic chem
cadaverine is AKA pentane-1,5-diamine
Tuesday, April 26, 2011 at 5:18am by chem

gen chem
yes, I figured that one out. Thanks so much for the help!
Sunday, May 9, 2010 at 3:42pm by Chem

chem help
sorry the 2nd question is the right one
Saturday, February 28, 2009 at 11:56pm by chem

English
#s 1, 2, and 4 are correct; #3 isn't. #s 5, 6, and 7 are correct; #8 isn't. #5 can also be phrased like this: He inherited his father's estate. #8 can be rephrased like this: His brother's clothes were handed down to him. (The term hand-me-downs refer to ...
Friday, March 5, 2010 at 6:33am by Writeacher

Cost Accounting
PLEASE, PLEASE, can you give me the step to calculate these: 1.Prepare the beginning inventory for the first quarter 2.Prepare the budgeted beginning inventory for the second - fourth quarters 3.Prepare the budgeted production for each quarter 4.Prepare the budgeted production...
Thursday, November 5, 2009 at 9:29pm by Jessi

chem PLEASE HELP
I am very sorry. Chem is just not my thing and i looked in my notes the book and everything
Thursday, April 14, 2011 at 7:40pm by Sal

chem
If you are talking about the pH at the equivalence point in the titration of vinegar with say NaOH, then the pH is determined by the hydrolysis of the salt produced. In this case the salt is NaAc and the acetate ion hydrolyzes as follows and I will call the beginning concn of ...
Monday, December 3, 2012 at 1:27am by DrBob222

chem
It isn't completely necessary, at the beginning anyway. The basic reason for heating is to increase the speed of the reaction between permanganate and oxalate since the reaction is so slow. One procedure that is recommended is to add about 90-95% of the permanganate ...
Sunday, July 20, 2008 at 3:10pm by DrBob222

math
Angela practices her long jump before a big track meet. At the beginning of the week ,she jumps 1.56 meters and at the end of the week she jumps 1.63 meters .How much farther did she jump at the end of the week than at the beginning of the week answers A.0.03 meters B.0.07 ...
Wednesday, October 10, 2012 at 1:54pm by destiny

Accounting
At the beginning of the year, Keller Company's liabilities equal $60,000. During the year, assets increase by $80,000, and at year-end assets equal $180,000. Liabilities decrease $10,000 during the year. What are the beginning and ending amounts of equity?
Tuesday, August 16, 2011 at 5:47pm by acct 101

chem
ahh i hate chemisty, i'm kindof slow too and everything confuses me in chem.!! i feel the same way as you:)
Thursday, May 29, 2008 at 9:59pm by bethany

CHEM
FUUUUKKKK CHEM
Monday, November 5, 2007 at 10:14pm by ABU EL 3BED

chem
Sarah, 4.70 is what you get when you do the -log (Ka)
Monday, April 4, 2011 at 1:24am by chem

Accounting
At the beginning of the year, Keller Company's liabilities equal $60,000. During the year, assets increased by $80,000, and at year-end assets equal $180,000. Liabilities decrease $10,000 during the year. What are the beginning and ending amount of equity?
Tuesday, August 16, 2011 at 5:47pm by Diana

american literature
Have you read the beginning of Genesis in the Bible? "In the beginning there was nothing....." God created from the formless, empty darkness, light, vegetation, etc. Have you looked in the dictionary for the definition of "creation?" Have you ever been to ...
Tuesday, September 1, 2009 at 11:17pm by SraJMcGin

analytical chemistry
NH3 + HCl ==> NH4Cl Actually, you can't calculate a true pH of this titration without knowing how much NH3 was used at the beginning. In practice, however, the NH3 is so much stronger than the HCl that the HCl dilutes the NH4Cl formed and the difference in the ...
Tuesday, December 4, 2007 at 10:51am by DrBob222

Chemistry
so the first one is wrong too hmmm ! yeah ur reasoning makes sense ... i will ask my chem teacher too
Saturday, November 28, 2009 at 8:14pm by Chem Lover

Chem
1. 7.95 g 2. 7.956 g 3. 7.96 g 4. 7.960 g 5. 8.0 g 6. 8.00 7. none of the above Which is more the right choice....It can't be 7,6,5 for sure....But I thought it was 3. It's not 2.
Friday, February 8, 2008 at 3:13pm by Chem Help!!

gen chem
what must be the current in amperes to plate out 7.437g of Al from am aqueous solution of Al3+ in 5.4x10^2 minutes?
Saturday, May 8, 2010 at 6:56pm by Chem

PROJECT please help
It looks as if your starting amount is the $1200 so that would be your beginning balance. Then for the first month you'd list your expenses (which will include rent and the deposit). After you total your expenses, then subtract that from your beginning balance, and that&#...
Sunday, March 13, 2011 at 10:01pm by Writeacher

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