Kristine
Most popular questions and responses by Kristine
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
asked on April 24, 2014 
English
Helllpppp!!! Mom struggling on "The Raven." Which of the following lines from "The Raven" best illustrates how the author's word choice impacts the mood and tone of the poem? A)"Once upon a midnight dreary, while I ponder, weak and weary." B) "Presently my
asked on April 3, 2015 
Math
If an elevation that is cruising at an altitude of 9 km wants to land at NAIA iys must begin its descent so that the angle of depression to the airport is 7 degrees. What is its illustration and the answer
asked on March 8, 2016 
physics
A bowling ball of mass 9 kg hits a wall going 11 m/s and rebounds at a speed of 8 m/s. What was the impulse applied to the bowling ball?
asked on November 21, 2014 
History
The Voting Rights act of 1965 made it legal for states to A)charge votes a pole tax before casting a vote B)require a person to take an English test before voting C)refuse to allow people to vote based on their race or gender D)fine anyone who interferes
asked on May 5, 2016 
Chem
How many moles of hydrogen atoms are present in 2.31x10^24 molecules of CH4?
asked on July 17, 2012 
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
asked on January 29, 2009 
Math
A cubical container measures 5 inches. On each edge. What does it cost to fill the container at $2.88 per cubin in.? formula for this help?
asked on November 27, 2015 
Math
To raise money, the Boy Scouts. 130 kg of taffy for $352.30. They saw the tabby and 350 g bags for $2.98 each. How much profit did they make? Round to the nearest cent. help?
asked on November 28, 2015 
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
asked on January 29, 2013 
Physics
A boy climbs to the roof of his house and drops a 0.40 kg rubber bll from the 7.5meter peak of the house. how fast will the ball be travelling when it hits the ground? a. 15 m/s b. 24 m/s c. 30 m/s d. 12 m/s
asked on November 9, 2018 
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 receive the new food. Identify the experimental variables and dependent variables
asked on September 7, 2008 
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?
asked on October 1, 2013 
Science
Who should share the mineral profits from the Pacific Ocean? From The Alantic Ocean?
asked on May 3, 2010 
chemistry
What is the [SO42] in 0.45 M of H2SO4?
asked on October 11, 2012 
HUMAN RELATIONS, PART 1
The main reason selfconfidence is important in human relations is because
asked on September 26, 2012 
math!
WHAT IS THE ANSWER TO A LINE THROUGH (1,1) AND (2,3) please help! C:
asked on February 5, 2008 
Stats,
The following are the P/E ratios (price of stock divided by projected earnings per share) for 16 banks. 19,15,43,22,18,25,29,18,19,34,22,15,24,14 Find 25th and 90th percentiles for these ratios
asked on September 29, 2016 
Math
A certain marine engine has cylinders that are 3.55 inches in diameter and 3.74 inches deep. Find the total volume of 4 cylinders? hard question is there formula
asked on November 27, 2015 
algebra
Homeschooling mom needs help!! Daughter is too smart for me!!! (a^2a2)/(a^27a+10)(a^22a3)/(a^2+5a+4) A)3a11/(a5)(a+4) B)13a11/(a5)(a+4) C) 3a+19/(a5)(a+4) D)a^213a11/(a5)(a+4)
asked on February 6, 2015 
algebra
Help!! I am a homeschool mom who did horrible in Honors Algebra2. My daughter has done her work and I am stumped on two questions. Simplify. 6/x6+3x/x+51/(x6)(x+5) A) 3x+5/x^2x30 B) 3x^212x+29/x^2x30 C) 3x^2+6x+5/x^2x30 D) 3x^2+5/x6 Simplify
asked on January 29, 2015 
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 realnumber solutions does the equation have? 8x^28x2=0 Thanks for the help
asked on March 22, 2013 
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
asked on March 24, 2009 
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
asked on April 3, 2007 
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
asked on October 3, 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?
asked on February 2, 2012 
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
asked on March 24, 2009 
Axia College
need help on final grammar quiz in Com 215
asked on February 26, 2009 
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
asked on May 22, 2008 
Math
Find the surface area of a right regular square pyramid with a side and a slant height of 9in. Help I know its tricky??
asked on December 3, 2015 
math
A right circular cylinder with d = 13.0 m, h = 4 m
asked on December 3, 2015 
Math
A 8kilometer roadway under construction is being completed at space of onelength of its length per week. After 5 weeks, how many meters remain to be completed? Help? hard..
asked on December 3, 2015 
Math
In chemistry class, each of the 82 students needs 72 mL of base. How many one liter bottles of base need to be available? Help?
asked on November 28, 2015 
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)
asked on September 28, 2013 
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:)
asked on July 15, 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
asked on December 7, 2011 
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
asked on April 2, 2009 
College Algebra
Do variables with exponents in algebraic terms need to be alphabetical?
asked on September 2, 2008 
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?
asked on 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.)
asked on October 7, 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
asked on March 26, 2013 
Math
Three versions of a test are distributed evenly among 15 students. How many ways can the tests be distributed?
asked on 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.
asked on 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?
asked on November 27, 2012 
algebra
Which equation is the equation of a line that passes through (10,3) and is perpendicular to y=5x7?
asked on November 23, 2012 
Math
2x1/3 +3 or=6
asked on October 22, 2012 
science
Is 2methyl2choloropropane polar or nonpolar?
asked on June 10, 2012 
English
In what situations would someone be reserved when introducing a person?
asked on 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?
asked on March 7, 2011 
statistics
What level of measurment would i use for ages of the members of congress
asked on January 5, 2011 
Electronics
HElp me find Vo using Thevenin's Theorem... heres the diagram: flickr . com / photos / huck4477/ 4193362834
asked on December 17, 2009 
english
"God thought and thought" ..what is the sound device used?
asked on January 4, 2009 
science
What is the structure and function of a orangtaun?
asked on September 4, 2008 
Math
Can someone explain relating metric units. going form liters to milliliter and kilograms to grams?
asked on September 6, 2007

Pre Algebra
I know what this is. There is more info
posted on May 6, 2016 
SKILLS FOR THE EFFECTIVE TEACHER AIDE
salty af ppl
posted on May 6, 2016 
math
How is he/she being a jerk? All they did was point out that they can't give you answers.
posted on May 6, 2016 
Mia
Why did the author MOST LIKELY write this passage?
posted on January 14, 2016 
Math
its 4000 or 40 its between those two
posted on December 3, 2015 
Math
1/10 ?
posted on December 3, 2015 
Math
onetenth 10%?
posted on December 3, 2015 
Math
4000
posted on December 3, 2015 
Math
A 8kilometer roadway under construction is being completed at a pace of onetenth of its length per week. After 5 weeks, how many meters remain to be completed?
posted on December 3, 2015 
Math
It gives a 40 4000 400 and 4 I don't know how come up with that for my answer choice I would need help
posted on December 3, 2015 
Math
It say 4000? its 4 digit number Damon
posted on December 3, 2015 
math
whats the surface area? i used 3.14 but it gave me off number...
posted on December 3, 2015 
Math
To raise money, the Boy Scouts bought 130 kg of taffy for $352.30. They sold the taffy in 350 g bags for $2.98 each. How much profit did they make? Round to the nearest cent.
posted on November 28, 2015 
Math
I'm sorry mis sue im sord of blind. I wear glasses let me clarify.
posted on November 28, 2015 
Math
To raise money, the Boy Scouts bought 130 kg of taffy for $352.30. They saw the tabby and 350 g bags for $2.98 each. How much profit did they make? Round to the nearest cent. help
posted on November 28, 2015 
Math
what is the height 3.74? or i times it by 2?
posted on November 27, 2015 
Math
Mrs. Jackson bought 23 dozen pencils. She gave 15 pencils to her students. How many pencils does she have left?
posted on October 30, 2015 
English
Thank you
posted on April 3, 2015 
English
I think it's A
posted on April 3, 2015 
algebra
Thank you Steve! She had the right answer, I was just checking my own thinking. I appreciate the help from all of you, it makes my life a little bit easier. I just wanted to let you know that.
posted on February 6, 2015 
algebra
Yes sorry. I don't really know where to put most of the brackets
posted on January 29, 2015 
algebra
Thanks for your help and yes I forgot the brackets sorry. It's supposed to be (1/8+(x+4/16))/(x+4/x^2)+(4/x)
posted on January 29, 2015 
algebra
Sorry its not a g in the second problem, it is an 8
posted on January 29, 2015 
Chemistry (balancing eq)
They called it hydrone in the question and said it was an alloy of Na and Pb
posted on October 1, 2013 
algebra
Thanks Reiny, I appreciate the steps. :)
posted on March 26, 2013 
algebra
Sorry it is 1,5
posted on March 22, 2013 
algebra
Nope no typo on the third it is 20. Thanks Bob
posted on March 22, 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)
posted on January 9, 2013 
math
Just multiply the top across and the bottom across. You should get 6/14.
posted on January 9, 2013 
Algebra
x=4
posted on January 9, 2013 
HUMAN RELATIONS, PART 1
The main reason selfconfidence is important in human relations is because A. selfconfidence makes you seem more interesting to other people. B. selfconfidence makes you appear important in the eyes of other people. C. forming relationships involves
posted on September 26, 2012 
HUMAN RELATIONS, PART 1
A. selfconfidence makes you seem more interesting to other people. B. selfconfidence makes you appear important in the eyes of other people. C. forming relationships involves risk. D. the alternative to selfconfidence is no confidence.
posted on September 26, 2012 
ENGLISH
newspaper reporter
posted on September 13, 2012 
Chem
How many moles of hydrogen atoms are present in 2.41x10^24 molecules of CH4?
posted on July 16, 2012 
math
The frist day I did not know but now I know
posted on September 20, 2011 
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
posted on March 11, 2010 
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
posted on March 24, 2009