Tuesday

October 6, 2015
Total # Posts: 90

**math**

how do I find the number of zeros in the quotient of 8x10 tithe fifth power
*September 14, 2015*

**physics**

Assume all temperatures to be exact, and neglect significant figures for small changes in dimension. A diver releases an air bubble of volume 4.0cm3cm^3 from a depth of 16mm below the surface of a lake, where the temperature is 8.0∘C. What is the volume of the bubble ...
*December 6, 2014*

**college algebra**

Assuming that you mean squared (2x10^2)(3.5x10^2)= 200*350= 70,000= 7*10^4
*March 30, 2014*

**math**

You only rearranged them. You solved for y in terms of x
*March 2, 2014*

**math**

x x+3 10 x+10>x+3 x+x+3>10 2x>7 x>3.5 4, 7, 10
*March 2, 2014*

**maths**

total is -85 divided by 10=-8.5
*February 26, 2014*

**English**

Remember that participles are a form of a verb.
*February 26, 2014*

**Spanish**

Abuelito is the affectionate personal form of grandfather(abuelo) so it is better translated "grampa"
*February 23, 2014*

**math**

I'm purchasing a board to build a bookcase. Want to divide the board into 1. 75 foot sections. I need six sections what size board do I need
*January 23, 2014*

**math**

Cutting a piece of rope into fourths. Each piece is 16 inches long what is the length of the entire rope
*January 23, 2014*

**fundamentals of programming**

The ACME Company has approached you with a request to develop the psuedocode that will control the operations of their new series of vending machines. The program will be required to maintain the product inventory and money reservoir. The program should do the following ...
*December 7, 2013*

**French**

Do you have them in black?
*November 11, 2013*

**Chem**

In a 1.0× 10–2 M solution of CH3NH3Br(aq), identify the relative molar amounts from highest to lowest for : -Br- -OH- -CH3NH3+ -HBr -CH3NH2 -H3O+ -H2O
*November 8, 2013*

**Chemistry**

(3.0L H20)(1000g/L)(1 mol/18g) = 166.7 mol H2O
*September 23, 2013*

**Biochemistry**

Which of the following is the correct pH of a 211.7 mL solution (final volume) of pure water after 52.3 mL of 1.00 mM HCl was added?
*September 17, 2013*

**Chemistry**

If 1.20g of steam at 100.0 celcius condenses into 38.5 g of water, initially at 27 celcius what is final temperature of water
*May 25, 2013*

**MATH**

The bottom of the ladder on a horizontal flat surface rests against a wall. It makes an angle of elevation of 35°. The bottom of the ladder is 42 ft from the base of the wall. How long is the ladder? Round your answer to the nearest whole number.
*May 9, 2013*

**math**

7*10 man days After 5 days or 35 man days there are now 10 men to do 35 man days of work 35/10=3.5 days to finish the work for a total of 8.5 days
*April 5, 2013*

**alg 1**

f(x)=-3x squade 2
*April 4, 2013*

**Finite**

The quantity demanded each month of Russo Espresso Makers is 250 when the unit price is $136. The quantity demanded each month is 1000 when the unit price is $106. The suppliers will market 750 espresso makers when the unit price is $72 or higher. At a unit price of $92, they ...
*April 2, 2013*

**chemistry**

.592grams of na2so4
*March 23, 2013*

**chemistry**

0.1 molality or m total ions of Na2SO4
*March 23, 2013*

**chemistry**

if you want a solution that is .1m in ions what mass of na2so4 must you dissolve in125 grams of water assume total dissolution of ionic solid.
*March 23, 2013*

**math**

a piece of rope 80 centimeters long must be cut into 2 pieces. Each piece of rope will be used to form a rectangle. Where would the rope be cut if the area of 1 rectangle must be 1/4 the area of the other rectangle
*March 6, 2013*

**orgo**

The first explanation is impossible, since any purity would change the melting point, even if the impurity has the same melting point as naphthalene. If the procedure involves the removal of colored impurities via charcoal, then it is likely that the color is caused by ...
*January 30, 2013*

**maths**

Reiny's solution just tells us the max number of days not how many days were actually used. We know that 15 more days were used than originally planned with the full 300. 300d= the sum of the progression
*December 3, 2012*

**math**

How do you calculate the total number cells in a human body given that a cell is 1/1,000 of an inch in diameter and the average human body is 66 inches?
*September 10, 2012*

**math**

Jonah has a large collection of marbles. He notices that if he borrows 5 marbles from a friend, he can arrange the marbles in rows of 13 each. What is the remainder when he divides his original number of marbles by 13?
*August 19, 2012*

**Calculus**

find coefficient of x^8 in expanding of (x-2)^11
*August 19, 2012*

**Calculus**

Find the first 6 terms of the sequence b^1 = 5. B^n = 2b(n -1) when n>1. Then write an explicit definition of the sequence and use it to find the 12th term.
*August 15, 2012*

**Business Law**

W3 DQ2-sub Hazel is 84, and suffers from debilitating arthritis. Sometimes, she can barely walk. Every time Hazel has been unable to get around, her neighbor Ruth cooks and cleans for her until she feels better. Hazel has offered to pay Ruth, but Ruth always declines. One day ...
*June 6, 2012*

**College Physics Homework. Please help!**

A metal bar with a length of 0.30 m and mass of 0.5 kg is free to slide (no friction) on a set of vertical rails. The rails and bar together have a resistance of 500 ohms. The rails lie in a horizontal magnetic field with a strength of 0.04 T. The mass falls under the combined...
*May 7, 2012*

**Finance**

1.What would the major difference between ROI and WACC be? 2.What happens when folks use WACC for new items for budgeting purposes and then the price increases or the interest rate changes? 3.What you have to recalculate everything or just explain the differences?
*April 26, 2012*

**math**

x times 8.625 = 755.65. What is x
*March 26, 2012*

**math: elapsed time**

1:40pm to 8:55pm
*February 15, 2012*

**statistics**

Use the given confidence level and sample data to find a confidence interval for the population standard sigma. Assume that a simple random sample has been selected from a population that has a normal distribution. salaries of college graduates who took a geology course in ...
*December 29, 2011*

**Math**

What is the value of x in the following problems, y=0 in all of them. y=5+2(3+4x) y=5-2(3+4x) y=5-2(3+-4x)
*October 27, 2011*

**physics**

After a jump, a skydiver reaches terminal speed in 10 seconds. Does he gain more speed during the first second of fall or the ninth second of fall? which of these two seconds (1st or 9th) will he fall the greater distance?
*October 19, 2011*

**physics**

What is the net force acting on a 25-N freely falling object? What is the net force when the object encounters 15N of air resistance? When it falls fast enough to encounter 25N of air resistance?
*October 18, 2011*

**Math 3 grade**

4 tens and 3 ones or 3 tens and 13 ones
*October 17, 2011*

**4th grade Math**

Just keep doubling the last number
*October 13, 2011*

**physics**

A projectile is launched at a speed of 141m/s and an angle of 45 degrees. How fast is it moving at the top of its curved trajectory?
*September 30, 2011*

**geometry**

This is for SAT prep :( Semicircular arcs AB,AC,BD,CD divide the circle above into regions. The points show along the diameter AD divide it into 6 equal parts. If AD=6, what is the total area of the shaded regions? a.4pi b.5pi c.6pi d.12pi e.24pi Here is a picture: i54 . ...
*September 18, 2011*

**pools**

how much water will a 10 foot by 36 inch pool hold?
*June 22, 2011*

**physics**

a mettallic rod of lenght l is rotated with speeed v in uniform magnetic field. find induced current if r is resistance.
*June 19, 2011*

**human resources**

Castle’s Family Restaurant has eight restaurants in the Northern California area with approximately 300-340 employees. Most of the employees work part time, with approximately 40% full time. The operations manager, Jay Morgan, also acts as the HR manager and travels to ...
*April 16, 2011*

**icp**

you wreck a car travveling at 88 m/sec and decelerate at -200/s2 how far will the car crumble in at you.
*March 28, 2011*

**math**

What would the measurements be using the 1/4 in.= 9 ft to represent a 27 ft square?
*March 17, 2011*

**PHYSICS**

B) Distance / Kinetic
*February 13, 2011*

**MATH**

simplify |-7+2|-|-4|
*December 15, 2010*

**math 123**

f(x)=ax+b f(-2)=27 and f(1)=15 find the value of x when f(x)=-5 how do you work this out?? thanks so much
*October 12, 2010*

**Physics**

a long jumper jumps 10m and leaves the ground at an angle of 45 degrees.determine the speed he leaves the the ground at,
*September 22, 2010*

**science**

5a 30 kg girl and a 25 kg boy face each other on friction -free roller blades . the girl pushes the boy ,who moves away at a speed of 1.0 m/s . the girls speed is how many m/s /
*September 19, 2010*

**Earth Sciencs**

What are the different types of seafloor sediments and what are the factors that control the distribution of each major sediment type? Where does each major seafloor sediment type tend to accumulate in greatest quantity?
*August 17, 2010*

**algebra**

ok thanks, I also have to solve y=9x+100 as part of the question, is this what you meant by a second independent equation?
*May 27, 2010*

**algebra**

Hi, how can I solve this equation using algebra? y= 9x+50, many thanks
*May 27, 2010*

**Geometry**

Hi, For one part of my problem I have had to find the equation of a straight line that passes through two points, I have done this but now i need to determine whether a new point lies on this line by using the equation from the first part, how would I do this please. The ...
*May 20, 2010*

**physics**

A light spring having a force constant of 110 N/m is used to pull a 10.0 kg sled on a horizontal frictionless ice rink. The sled has an acceleration of 2.0 m/s^2 (a)By how much does the spring stretch if it pulls on the sled horizontally? (b)By how much does the spring stretch...
*February 18, 2010*

**Information Technology**

Choose one of the organizational departments of a business: accounting, finance, HR, or otherwise. What is the role of this department? What type(s) of information does the department need? How does the department use that information?
*February 10, 2010*

**math**

If painter A can paint a room in three hours by themselves, and painter B can paint the same room in four hours, and painter C can paint the same room in six hours, how long will it take for all three to paint the room together if they do not get in each others way? Thanks
*January 25, 2010*

**algebra**

I have a question for Damon. Thank you for answering my question although you lost me when you came up with 37153 instead of 27153. Was this a typo or am I missing sonthing? IF anyone else can tell me I would like the help.
*December 20, 2009*

**Damon**

I have a question for Damon. Thank you for answering my question although you lost me when you came up with 37153 instead of 27153. Was this a typo or am I missing sonthing? IF anyone else can tell me I would like the help.
*December 20, 2009*

**algebra**

The equation y=-1777x+27,153 can be used to predict the number y of gun deaths in the United states x years after 2000, that is, x=0 corresponds to 2000, x=2 corresponding to 2002, x=4 corresponds to 2004, and so on. Predict the number of gun deaths in 2004 and 2008. In what ...
*December 20, 2009*

**algebra**

Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 60 miles per hour and train B is traveling at 80 miles per hour. Train A passes a station at 5:15 A.M. IF train B passes the same station at 5:27A.M., at what time will train B catch...
*December 20, 2009*

**Biology**

Given the following: Pi + ADP → ATP The change in free energy (∆G) is greater than 0. Question: Can this be used to drive endergonic reactions?
*September 29, 2009*

**Biology**

Which compound has the highest free energy and produces the most ATP when oxidized? A. acetyl CoA B. glucose C. pyruvate D. carbon E. both pyruvate and carbon I've spent the past hour looking for this answer within my textbook or through Google searches. I can't seem ...
*September 29, 2009*

**soil**

which soil resists wind erosion best
*September 6, 2009*

**literature**

Regarding the difference between fiction and nonfiction, which statement is most accurate? A. Nonfiction writers are more often free to move about in time and space. B. Literary fiction does little except inform and specify. C. Nonfiction writers are free to embellish the ...
*August 4, 2009*

**literature**

Regarding the difference between fiction and nonfiction, which statement is most accurate? A. Nonfiction writers are more often free to move about in time and space. B. Literary fiction does little except inform and specify. C. Nonfiction writers are free to embellish the ...
*August 4, 2009*

**literature**

Regarding the difference between fiction and nonfiction, which statement is most accurate?
*August 4, 2009*

**health**

What is the gap between the axon and the dendrite called
*June 3, 2009*

**litureature**

Regarding the difference between fiction and nonfiction, which statement is most accurate?
*January 16, 2009*

**Math**

I'm stumped on this one too: s e e d + i c e d ---------- s p i c e c= ___ d=___ e=___ i= ___ p= ___ s=___ Hint: Solve for s and i. Then is e is even or odd? Thanks for your help.
*October 9, 2008*

**math**

From what I remember the mean is another way of saying: what was the average number of mile driven per day? If that's the case: 238+159+87+163+198=845 845 divided by 5 = 169 miles driven per day
*October 9, 2008*

**Adding letters instead of numbers**

Can anyone figure this one out? egg+egg=page using p=1 and g>5. I'm hoping the problem was written incorrectly! Does anyone agree?
*October 9, 2008*

**Math**

Can someone help me with this math problem: e g g + e g g --------- p a g e a=____ e=____ g=____ p=_1___ How we started: p = 1, and g is greater than 5. Thanks!
*October 9, 2008*

**genetics**

you want to build a protein that is 10 amino acids long with the number of different amino acid that can be used how many unique protein could you7 construct.? B)How would this information be encode in your genome?
*September 12, 2008*

**Math**

Seems Like Joan earned $12. Thanks!
*September 3, 2008*

**Math**

Can you help me with my son's homework question: Maria earned $110, which is $86 more than twice the amount Joan earned. How much did Joan earn? a. $12 b. $18 c. $24 d. $30 I would like to know the 5th grade equation that represents the answer. I guess I'm not smarter ...
*September 3, 2008*

**managerial economics**

Question #6 The owner of Taco Joe’s has estimated that if he lowers the price of a burrito from $2.00 to $1.50, he will increase sales from 400 to 500 burritos per day. The demand for burritos is A) elastic. B) inelastic. C) unitary elastic. D) perfectly elastic. ...
*July 25, 2008*

**English; grammer**

"Grammar" not "grammer"
*May 11, 2008*

**chemistry to Dr. Bob**

Balance the equation: Note: If a chemical species coefficient is "1" then "1" needs to be entered in the field before that species. MnO4– + H+ + C2O42– Mn2+ + H2O + CO2 I'm not exactly sure how to do this question..Help?
*April 26, 2008*

**Algebra**

If you show the work you have done thus far, and explain specifically what you do not understand, perhaps we can help. Regards, Rich B.
*February 29, 2008*

**calculus**

Hi: You are correct. The test criteria are, 1) The terms a_n are of decreasing sequence; clearly 1/(3n+1) is decreasing on [1, inf]. 2) Limit(n->inf)[a_n] = 0. Both criteria having been met, we conclude convergence. Regards, Rich B.
*February 28, 2008*

**calculus**

Hi: The series is alternating of the form(a_n)*(-1)^n, where a_n = e^n/n^3. Because limit (n->inf)[a_n] not= 0 (a_n->inf as n->inf}, the series diverges. Regards, Rich B.
*February 28, 2008*

**to rich**

mk-tintin: Yes, of course. However, as another member writes, I assume one understands my meaning specifically as irreducible over the rationals, Q. Rich B.
*February 28, 2008*

**Math**

Hi: Given 12^2 = x(x+6), we have 144 = x^2 + 6x. Now, setting one side equal to zero gives x^2 + 6x - 144 = 0. The quadratic is not factorable (do you know why?) so we use the quadratic formula to get, x = 0.5[-6 +/- sqrt(36 - 4(-144))] = 0.5[-6 +/- sqrt(612)] = 0.5[-6 +/- ...
*February 28, 2008*

**math**

how to Ifind scale factor if 1/4 inch =2feet
*January 29, 2008*

**chemistry**

No clue where to start with this...if someone can just help me setup these problems or assist in any way that would be great. 1. d=2.507 g/1.22 mL = 2.054918033 g mL^-1 explain how both the rules for significant figures and the random error calculation (p(d) = +-0.34 g mL^-1) ...
*January 24, 2007*

**justice**

No clue where to start with this...if someone can just help me setup these problems or assist in any way that would be great. 1. d=2.507 g/1.22 mL = 2.054918033 g mL^-1 explain how both the rules for significant figures and the random error calculation (p(d) = +-0.34 g mL^-1) ...
*January 24, 2007*

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