Tuesday

September 2, 2014

September 2, 2014

Total # Posts: 54

**Chemistry**

How would the dx2−y2 orbital in the n=5 shell compare to the dx2−y2 orbital in the n=3 subshell? True or False 1.The contour of the orbital would extend further out along the x and y axes. 2. The value of ℓ would increase by 2. 3.The radial probability ...
*April 24, 2014*

**Math 110**

I got 56 points passing is 75 3 more exams to go . How much i need to get in every exam to pass?
*March 5, 2014*

**chem**

A sample of gas has an initial volume of 32.6L at a pressure of 1.2atm.If the sample is compressed to a volume of 13.4L , what will its pressure be? (Assume constant temperature.)
*October 7, 2013*

**Chemistry (balancing eq)**

They called it hydrone in the question and said it was an alloy of Na and Pb
*October 1, 2013*

**Chemistry (balancing eq)**

I need to write a formula where PbNa reacts with water. 2PbNa + 2 H20 = 2 NaOh + H2 +Pb It says in the question that lead doesn't react with water, but Na does. Did I write the formula correctly?
*October 1, 2013*

**Chemistry**

The question asks me to find the absolute error using the true value=.1025M, and the mean=.1077 The answer I got was .0052...how would I convert this to 4 significant figures? (since the values have 4 significant figures)
*September 28, 2013*

**algebra**

Thanks Reiny, I appreciate the steps. :)
*March 26, 2013*

**algebra**

Please Helpppp!!! Mother having a hard time with radicals. A playground is shaped like a rectangle with a width 5 times its length (l). What is a simplified expression for the distance between opposite corners of the playground? Please can you post step-by-step so I understand...
*March 26, 2013*

**algebra**

Sorry it is 1,5
*March 22, 2013*

**algebra**

Nope no typo on the third it is 20. Thanks Bob
*March 22, 2013*

**algebra**

I have a couple questions I need help on. Which model is most appropriate for the data set? (-1,20),(0,10),(1,5),(2,20) And How many real-number solutions does the equation have? -8x^2-8x-2=0 Thanks for the help
*March 22, 2013*

**Algebra**

A fraction reduces to 36. If its numerator is 6x^5, what is its denominator? I need steps, I am a mom who is out of her league
*January 29, 2013*

**Math PLEASE HELP!!!**

Dilate by four means that it is enlarged by a factor of 4. 4 x (2,2) would give you (8,8)
*January 9, 2013*

**Math**

Three versions of a test are distributed evenly among 15 students. How many ways can the tests be distributed?
*January 9, 2013*

**math**

Just multiply the top across and the bottom across. You should get 6/14.
*January 9, 2013*

**Math**

The probability of rain falling on the roof of Adam’s dorm on any given day is 0.15. The probability of rain falling on the lecture hall is 0.20. On days when rain strikes the dorm roof, it has a 0.90 probability of also striking the lecture hall roof. On a day when rain ...
*January 8, 2013*

**algebra**

what should be the equation of the line in standard form that passes through (4,6) and is parallel to the line where equation is y=2/3x +5?
*November 27, 2012*

**algebra**

Which equation is the equation of a line that passes through (-10,3) and is perpendicular to y=5x-7?
*November 23, 2012*

**Math**

2x-1/3 +3 <or= -4 And 8x+2/2 -1>or=6
*October 22, 2012*

**chemistry**

What is the [SO42-] in 0.45 M of H2SO4?
*October 11, 2012*

**Chemistry**

A flask has 1.00 L of O2 (g) at STP (the amount of gas and volume are held constant, P=1 bar) and the second has 1.00 L of O2 at 100 C. What mass of O2 must release if we get the pressure to remain at 1.00 bar when it's heated to 100 C? Can someone please explain how to do...
*October 3, 2012*

**HUMAN RELATIONS, PART 1**

The main reason self-confidence is important in human relations is because
*September 26, 2012*

**ENGLISH**

newspaper reporter
*August 9, 2012*

**Chem**

How many moles of hydrogen atoms are present in 2.31x10^24 molecules of CH4?
*July 17, 2012*

**Chem**

How many moles of hydrogen atoms are present in 2.41x10^24 molecules of CH4?
*July 16, 2012*

**CHEMISTRY**

WHAT IS THE NAME OF THIS COMPOUND? 1. K2SO4? 2. Ca3(PO4)2 3. LiI 4. KMnO4 5. NaNO2 6. SnCl2 7. Fe(OH)3 8. NaClO 9. BaSO3 10. Pb(NO3)2 11. Hg2Cl2 12. (NH4)2CO3 13. MgO 14. CuBr 15. Fe2s3 pls do help me.. tnx:)
*July 15, 2012*

**science**

Is 2-methyl-2-choloropropane polar or nonpolar?
*June 10, 2012*

**POS110**

What are the implications for judicial review on American democracy? Should any branch of government be able to review the actions and legislation of the others? Is this good for democracy or does it concentrate too much power in one branch?
*February 2, 2012*

**Calculus 1**

Francis starts walking north at 4 ft/s from an intersection I. At the same time Aram starts walking south at a rate of 5 ft/s from a intersection 1500 ft due east of I. At what rate are they moving apart 15 minutes later? (Rounding to 1 decimal place is fine.)
*December 7, 2011*

**math**

The frist day I did not know but now I know
*September 20, 2011*

**English**

In what situations would someone be reserved when introducing a person?
*September 11, 2011*

**Math**

the ratio of men to women who try to run them over is 18 to 26. how many out of 88 people who try to run them over are men?
*March 7, 2011*

**statistics**

What level of measurment would i use for ages of the members of congress
*January 5, 2011*

**Science**

Who should share the mineral profits from the Pacific Ocean? From The Alantic Ocean?
*May 3, 2010*

**Global Studies**

It is easiest to include it in the paragraph. For example: As seen in Document 1...OR As seen in the photograph b of document 3....OR As Stated in document 5....This is a very easy way to reference the document and easy for the teacher to grade the paper since it is clear you ...
*March 6, 2010*

**Electronics**

HElp me find Vo using Thevenin's Theorem... heres the diagram: flickr . com / photos / huck4477/ 4193362834
*December 17, 2009*

**math**

July 2004 the population of the United States was 293,027,571. if more than half of these people live within 80 kilometers of an ocean, about how many people live within that distance
*April 2, 2009*

**english**

I know my question is long, but I really have thought through this for the past hour and I can't decide between the two choices for the 2 questions
*March 24, 2009*

**english**

I am trying to analyze the following article. I understand its meaning and the majority of the quesitons, but this one question is stumping me. The author uses Nows and Laters as nouns. How are they described? -by sense of action or by sense of infinite I know the other ...
*March 24, 2009*

**English**

Will it be possible to describe what is happening in this article? what is its purpose? is it to get readers to be critics or is it a deeper purpose If possible, please summarize Criticism is a study by which men grow important and formidable at a very small expence. The power...
*March 24, 2009*

**Axia College**

need help on final grammar quiz in Com 215
*February 26, 2009*

**chemistry**

-You have a sample of unkonw metal that you have heated to 100 deg Celsius (oC) in boilin water. If, unknown to you, the metal sample cools somewhat before being added to your calorimeter, what will be the effect on the delta T for the water in your calorimeter (assume you ...
*January 29, 2009*

**english**

"God thought and thought" ..what is the sound device used?
*January 4, 2009*

**HUMAN RELATIONS, PART 1**

The main reason self-confidence is important in human relations is because A. self-confidence makes you seem more interesting to other people. B. self-confidence makes you appear important in the eyes of other people. C. forming relationships involves risk. D. the alternative ...
*December 9, 2008*

**HUMAN RELATIONS, PART 1**

A. self-confidence makes you seem more interesting to other people. B. self-confidence makes you appear important in the eyes of other people. C. forming relationships involves risk. D. the alternative to self-confidence is no confidence.
*December 9, 2008*

**9th grade**

A biologist gives a new kind of food to a group of dogs and compares the weight gain of these dogs over time to a group of similar dogs that did not recieve the new food. Identify the experimental variables and dependent variables
*September 7, 2008*

**science**

What is the structure and function of a orangtaun?
*September 4, 2008*

**College Algebra**

Do variables with exponents in algebraic terms need to be alphabetical?
*September 2, 2008*

**chemistry**

Why is the standard reduction potential E, for the standard hydrogen electrode 0.00V? Please help me explain the reason why to this problem
*May 22, 2008*

**math!**

WHAT IS THE ANSWER TO A LINE THROUGH (-1,1) AND (2,3) please help! C:
*February 5, 2008*

**Math**

Can someone explain relating metric units. going form liters to milliliter and kilograms to grams?
*September 6, 2007*

**algebra**

I need help.. If the train contained 42 gallons of ice cream at the tempurature of thrity two degrees and the train ran at 12 miles per hour and the train starts from Los Angeles an was making a stop at Phillipines. If the country of Phillipines demand the ice cream came at 12...
*April 3, 2007*

**ETH215**

Funny that i found this site, to know thatI am not alone! :)
*July 20, 2006*

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