Saturday
December 10, 2016

# Posts by jamal

Total # Posts: 82

Chem
Calculate the molarity (M) of a solution of the strong base Ca(OH)2 if the pOH is 0.650. pOH= 0.650 pH = 14-0.650 pJ=13.35 -log(13.35) = -1.13
October 15, 2016

math
Is x=18 in the solution set of the radical equation 4 root of x minus 2 end root plus 4 equals 2 ? Tell why or why not.
August 1, 2016

Algebra 1
Latoya has a job transporting soft drinks by truck. Her truck is filled with cans that weigh 14 ounces each and bottles that weigh 70 ounces each. There is a combined total of 800 cans and bottles in her truck. Let x be the number of 14-ounce cans in her truck. Write an ...
April 8, 2016

Computer
TELL ME THE NSWER
December 12, 2015

math
i have 5/6 yards of fabric to make shirts I need 1/12 yards of fabric for each chirt. How many shirts can I make? 5/6 x 1/12
May 25, 2015

Science
When an oxygen atom forms an ion, it gains two electrons. What is the electrical charge of the oxygen ion? A. +2 B. -1 C. -2 D. +1
May 23, 2015

science
a particle 100g attach with a horizontal spring moving s.h.m.with amplitude 5cm .when this particle is passes through mid point a small particle placed on it then both moving s.h.m.with amplitude 4cm.find the mass of small particle .
March 1, 2015

physics
A man pulls a wagon with a handle that is at an angle of 42° with the ground. If the man pulls with 330 N of force, how much force pulls the wagon forward?
November 28, 2014

home school
the sum of two numbers is 42. their product is 185. what are the two numbers
November 20, 2013

math
Thanks man.
November 14, 2013

math
This homework question was removed due to a copyright claim submitted by the National Network of Digital Schools Management Foundation (NNDS).
November 14, 2013

Algebra
In 2000, in Country A, the average family net worth was \$410,000, and there was about 6.1 x 10^7 families. Calculate the total family net worth Country A in 2000. Country A's total family net worth is what in dollars?
April 12, 2013

calculus
This is the question: "A new fruit juice (like a Popper) is to be marketed in a new container in the shape of a rectangular prism. The cardboard container is to have a square base and is to contain 300 mL of juice. What should be the dimensions of the container be if the ...
March 19, 2013

calculus
This is the question: "A new fruit juice (like a Popper) is to be marketed in a new container in the shape of a rectangular prism. The cardboard container is to have a square base and is to contain 300 mL of juice. What should be the dimensions of the container be if the ...
March 19, 2013

Physics
You're sailboarding at 7.0 m/s when a wind gust hits, lasting 6.8 s accelerating your board at 0.47 m/s2 at a 35 degrees to your original direction.
February 15, 2013

Math
Which value is not equal to the absolute value of -50. A) |50| B) |-50| C) 50 D)-50
January 28, 2013

Math
Thank you so very much!
December 12, 2012

Math
Kandace have been approved for a \$250,000, 30 year mortgage with an APR of 4.5%. What is their monthly payment rounded to the nearest dollar?
December 12, 2012

Math
Kandace have been approved for a \$250,000, 30 year mortgage with an APR of 4.5%. What is their monthly payment rounded to the nearest dollar?
December 12, 2012

Physics
A 640-kg racing car completes one lap in 14.3 s around a circular track with a radius of 55.0 m. The car moves at constant speed.(a) What is the acceleration of the car?(b) What force must the track exert on the tires to produce this acceleration?
October 25, 2012

math
factor of 6 and 9
September 11, 2012

Because I had an erection during the fair.
April 15, 2012

physics
A spiral spring stretches 4 cm when a mass of 0.5 kg is suspended from it. what is the spring constant?
March 27, 2012

stastistics
You have a hot grill and an empty hamburger bun, but you have sworn off greasy hamburgers. Would a meatless hamburger do? The data for 12 brands of meatless hamburger were collected. Calories, fat, and sodium in these meatless hamburgers were used to predict taste score (...
February 3, 2012

stastistics
You have a hot grill and an empty hamburger bun, but you have sworn off greasy hamburgers. Would a meatless hamburger do? The data for 12 brands of meatless hamburger were collected. Calories, fat, and sodium in these meatless hamburgers were used to predict taste score (...
February 3, 2012

stastistics(psychology)
A study was conducted to identify the predictors for symptomatic distress in EMS workers. Five predictor variables were used in a regression model and fitted to a data collected on n = 147 EMS workers and yielded F* = 34.47. In testing the usefulness of this model, the null ...
February 3, 2012

stastistics
1. In investigating growth of Japanese beetles, biologists predicted the size (in millimeters) of female beetles from daily temperature (in degrees) and age (in days). The regression equation is: size(hat) = 6.51 -0.002temperature -0.01age Which is correct? a. The estimated ...
February 3, 2012

computer science
You work for a company that requires you to compute the average temperature for 8 A.M. to 6 P.PM. each day. You are to computer program to compute the average temperature.
February 2, 2012

chemistry
dangerous
December 5, 2011

Physics
Use Newtons 2nd law to solve this We know Sum of forces in y=0 mv^2/r 59(9.8+(3.0^2/6.4))=T T=661N
November 3, 2011

Physics
Well you are given your three variables in this question, so it is pretty straightforward. We know that F=mv2/r F=1000*19^2/50 F=7220 N
November 3, 2011

Graphs&Intercepts
Write a sentence comparing the graphs of equations with a positive coefficient of x and graphs with a negeative coefficient of x
October 13, 2011

accounting
October 5, 2011

accounting
andrew quits his job as an accountantwhere he earns \$45000 per year to go back to scool for 2 years to get an NBA degree. He attends a school that charges \$25000 per year for tuition & related expenses. How much is the total cost (explicit plus opportunity) of that degree?
October 5, 2011

College Chemistry
If 10 mL of 1M NaOH are added to one liter of a buffer that is 0.3 M acetic acid and 0.2 M sodium acetate (Na+CH3COO-), how much does the pH change? The pKa for acetic acid is 4.76.
September 23, 2011

College Chemistry
What is the pH when 10 mL of 1 M acetic acid is added to pure water so that the final volume is 100 mL? The Ka for acetic acid is 1.74 x 10^(-5)
September 23, 2011

Physics 4B
To make a secure fit, rivets that are larger than the rivet hole are often used and the rivet is cooled (usually in dry ice) before it is placed in the hole. A steel rivet 1.873 cm in diameter is to be placed in a hole 1.871 cm in diameter in a metal at 20°C. To what ...
August 24, 2011

chemistry
yes that
August 23, 2011

chemistry
show how to convert: 0.0023hm to micrometers
August 23, 2011

medical billing
Define and discuss the relationship between patient registration, the hospital chargemaster, coding systems and reimbursement.
August 23, 2011

Accounting
Your firm uses return on assets (ROA) to evaluate investment centers and is considering changing the valuation basis of assets from historical cost to current value. When the historical cost of the asset is updated, a price index is used to approximate replacement value. For ...
July 4, 2011

Finance
Security A has an expected return of 7%, a standard deviation of returns of 35%, a correlation coefficient with the market of -0.3, and a beta coefficient of -1.5. Security B has and expected return of 12%, a standard deviation of returns of 10%, a correlation with the market ...
July 4, 2011

Accounting
Panarude Airfreight is an international air freight hauler with more than 45 jet aircraft operating in the United States and the Pacific Rim. The firm is headquartered in Melbourne, Australia, and is organized into five geographic areas: Australia, Japan, Taiwan, Korea, and ...
July 4, 2011

calculus
Determine the volume of the solid formed by rotation about the y-axis of the region bounded by the curves y=4^x-1 and y = 21x on the interval 0< x<3.
January 30, 2011

math
Haha ms. sue got you
January 24, 2011

social studies
identify five ways to develop human resources
January 23, 2011

social studies
what have many immigrants done for our country in 1900s??? What happend with the immigrants in 1900s when there went into the building?(Ellis Island) Thank's
January 11, 2011

social studies
Thank you!!!!!!!!!!!!!!
January 11, 2011

social studies
help!!! What are the reason that immigrants in the 1900s came to our country?What did there brought to our country?
January 11, 2011

math
move the x1,y1,x2, and y2 sliders back and forth.which sliders affect the rise?
December 21, 2010

Chemistry
Got it. Thanks man.
December 19, 2010

Chemistry
A mixture of 0.47 mole of H2 and 3.59 moles of HCl is heated to 2800C. Calculate the equilibrium partial pressures of H2 Cl2 and HCl if the total pressure is 2.00 atm. For the reaction Kp is 193 at 2800C. H2(g) +Cl2(g) = 2HCl (g) What I've done so far: found the partial ...
December 19, 2010

English
Y'all tripping
June 24, 2010

chemistry
a sample of air has a volume of 140.0 mL at 67 degrees C. At what temperature will its volume be 50.0 mL at constant pressure?
May 18, 2010

U.S. History
What was the human hisory between North American Asia Eurasia and Europe before the 1450's?
March 27, 2010

U. S. History
How did human history in North America differ from Asia, Eurasia, and Europe?
March 24, 2010

U.S. History
How did human history in North America during the period described in the Prologue differ from the events of Asia, Eurasia, and Europe?
March 24, 2010

Math
A survey of 500 shoppers showed that 60% were paying cash for their purchases at Walmart. What is the margin of error for this survey?
December 14, 2009

Math
Really thanks alot!!!
December 7, 2008

Math
Okay. For number 1. I got -1/5 Number 2. i got 1/9 number 3 i got -1
December 7, 2008

Math
1. 2/5 + -3/5= 2. M - 7/18 = -5/18 (must reduce) 3. R + 7/12 = -5/12
December 7, 2008

Math
Thank you Ms. Sue. I had it right the first time! :D
December 7, 2008

Math
What is -6 over 45 + -9 over 45. And reduced. I know the denominator is 45.
December 7, 2008

English
where can I get interesrting reading texts for comprehension?
September 12, 2008

math
what is a place value
August 4, 2008

Physics
I am stumped on this homework problem and would like help at least to get me thinking in the right direction: It is a 2-D problem where a spring "plunger" is being used to propel a block forward. More specifically: the block rests against an ideal spring that is ...
April 25, 2008

math
What is the probability of guessing 70 out of 100 multiple choice questions correct when there are 4 choices per question?
April 22, 2008

Gen 105
inks to the three Web sites that describe the intelligence o A 50-word description, written by you, of your strongest intelligence o A 50-word summary describing how each site either reinforced or contradicted something about yourself.
April 9, 2008

science
what is the name between high and low tides
October 21, 2007

science
what is the name of the between of low and high tides what r they call
October 21, 2007

ACCOUNTING
The post closing trial balance contains balance sheet accounts only. True or False
September 26, 2007

Chemistry
For the following reaction, 0.506 moles of ammonia are mixed with 0.458 moles of oxygen gas. ammonia (g) + oxygen (g) nitrogen monoxide (g) + water (g) What is the FORMULA for the limiting reagent? What is the maximum amount of nitrogen monoxide that can be produced? moles
September 21, 2007

Chemistry
According to the following reaction, how many moles of hydrogen iodide will be formed upon the complete reaction of 30.0 grams of hydrogen gas with excess iodine? hydrogen (g) + iodine (s) hydrogen iodide (g) moles hydrogen iodide
September 21, 2007

Chemistry
Thanks... I don't understand, but I'm actually trying to help my daughter...hope this helps her... I have a couple more questions that I'm going to post.
September 21, 2007

Chemistry
How do I solve this problem? According to the following reaction, how many grams of mercury(II) oxide are needed to form 22.4 grams of oxygen gas? mercury(II) oxide (s) mercury (l) + oxygen (g)grams mercury(II) oxide
September 21, 2007

French 2
luice amies les pommes
June 6, 2007

History
I have to write an essay on the legacy of the Enligntenment. Can any one provided me with websites for resources I need help Here is a good place to start: http://en.wikipedia.org/wiki/Age_of_Enlightenment Notice the characteristics of the Age of Enlightment: the use of reason...
November 30, 2006

nucleus true facts
is the nucleus always found in the center of the cell? I know the nucleolus is located inside the center of the nucleus but is the nucleus alwasy found in the center of the cell? Short answere is no. The cell nucleus does not have to be in the exact center of the cell. It can...
October 4, 2006

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