Wednesday
September 17, 2014

Posts by Morgan


Total # Posts: 366

algebra
x=5(a+g)
September 11, 2014

chemistry
a) Tetraphosphorus (P4), commonly known as white phosphorus, forms different compounds with chlorine (Cl2) depending on the amount of chlorine present. If chlorine is limited, phosphorus trichloride (PCl3) is formed. If there is an excess of chlorine, phosphorus pentachloride...
September 10, 2014

Language Art!
I believe c is the best answer.
September 10, 2014

Math
The answer is 24 days.
September 10, 2014

algebra
21.99x -7.94x =y 14.05x=10530 divid each side x = 750 (the rounded to the next whole number)
September 10, 2014

Math
if r = 4 than you got this answer correct. Congrats.
September 10, 2014

math
35 1/2 divided by 1 1/4 then 27 1/5 divided by 4/5 For the blue car the answer is 28.4. For the red car the answer is 34.
September 10, 2014

math
For starters, there are three twenty minute sections in an hour. SInce there are 24 hours in a day you multiply 24 by 3, which is 72. Now you have to write a formula. You know that the sequence is 1,2,4,8 and so on. The equation is the amount of bacterium = 2^number -1 So the ...
September 10, 2014

Chemistry
a) Tetraphosphorus (P4), commonly known as white phosphorus, forms different compounds with chlorine (Cl2) depending on the amount of chlorine present. If chlorine is limited, phosphorus trichloride (PCl3) is formed. If there is an excess of chlorine, phosphorus pentachloride...
September 10, 2014

math
convert 2 meters to centimeters 2×______=_____cm
September 10, 2014

Chemistry
a) Tetraphosphorus (P4), commonly known as white phosphorus, forms different compounds with chlorine (Cl2) depending on the amount of chlorine present. If chlorine is limited, phosphorus trichloride (PCl3) is formed. If there is an excess of chlorine, phosphorus pentachloride...
September 10, 2014

Chemistry
a) Tetraphosphorus (P4), commonly known as white phosphorus, forms different compounds with chlorine (Cl2) depending on the amount of chlorine present. If chlorine is limited, phosphorus trichloride (PCl3) is formed. If there is an excess of chlorine, phosphorus pentachloride...
September 10, 2014

math
There are 2 cups of juice in 7 serving so you have to divide 2 by 7. Answer: 0.286 cups.
September 10, 2014

Science
I think its C
September 9, 2014

Science
The active sections that are located along fault lines are called A. stress accumulations. B. recurrence gaps. C. seismic gaps. D. seismic risks.
September 9, 2014

Science!
Which of the following is not a process of a stream load? A. Suspension B. Bed Load C. Materials in solution D. Divide Im thinking D but also C?
September 8, 2014

Honors Pre Calculus
Verify the trigonometric identity: (1+sin x)/ (1-sinx)^2=(1+sin x)/[cos x] Hint: [cos x] means the absolute value of cos x
September 3, 2014

Honors Pre Calculus
Verify the trigonometric identity: (1+sin x)/ (1-sinx)=(1+sin x)/[cos x] Hint: [cos x] means the absolute value of cos x
September 3, 2014

Honors Pre Calculus
Tony visits the local fair and sees one of the rides, the ferris wheel. The ferris wheel has a diameter of 50 feet and is on a platform of 4 feet. If it takes 12 seconds to make one full revolution, what is the equation of the height of a person on the ferris wheel at any time t?
September 3, 2014

Accounting
What is the journal entry for a $10,000 deposit in exchange for $10,000 worth of common stock ? Would I name that account common stock or cash ? Thanks!
August 28, 2014

College Algebra
You wish to fence a circular garden of area 70 square meters. How much fence do you need?
July 25, 2014

Trig
The problem is: an airplane is flying in the direction 120 degrees with an airspeed of 320 mph, and a 35 mph wind is blowing in the direction 60 degrees. The question ask to find the true course and the ground speed. To solve the problem I have done this: Flying 120sin 320_+...
June 2, 2014

chemistry
By titration it is found that 20.5 mL of 0.168 M NaOH(aq) is needed to neutralize 25.0 mL of HCl(aq). Calculate the concentration of the HCl solution
April 27, 2014

chemistry
By titration it is found that 20.5 mL of 0.168 M NaOH(aq) is needed to neutralize 25.0 mL of HCl(aq). Calculate the concentration of the HCl solution
April 27, 2014

algebra
A tailgater
April 24, 2014

Math
I need help with 12 over 25 times 10 over 14 times 7over 18 and then putting it into simplest form
April 15, 2014

Math
What is the pattern for 2,6,4,12,10,30,28
March 26, 2014

Probability
According to the record of the registrar's office at a state university, 40% of the students are freshman, 25% are sophomore, 20% are junior, and the rest are senior. Among the freshmen, sophomores, juniors, and seniors, the portion of students who live in the dormitory ...
March 16, 2014

Geometry
Christopher wants to determine how far away a helicopter is from where he is standing. He knows the helicopter is sitting on the edge of a roof of an apartment building that is 400 feet high and 1,050 feet from where he is standing. Using the information in the drawing, ...
March 16, 2014

Probability - Math
According to the record of the registrar's office at a state university, 35% of the students are freshman, 25% are sophomore, 16% are junior, and the rest are senior. Among the freshmen, sophomores, juniors, and seniors, the portion of students who live in the dormitory ...
March 13, 2014

accounting
Richard Hamilton has a fast - food franchise and must pay a franchise fee of $35000 plus 3% of gross sales. In terms of cost behavior, the total cost is a: a) variable cost b) fixed cost c) step - fixed cost d) mixed cost
February 23, 2014

Accounting
An example of a committed fixed cost would be: a) taxes on real estate b) management development programs c) public relations d) advertising programs
February 23, 2014

Chemistry
Carbon monoxide and chlorine gas react to form phosgene: CO(g)+Cl2(g)⇌COCl2(g) Kp = 3.10 at 700 K If a reaction mixture initially contains 319torr of CO and 220torr of Cl2, what is the mole fraction of COCl2 when equilibrium is reached?
February 16, 2014

Physics
2.30s
February 5, 2014

algebra
If shorter boards are cut from one long board, how many cuts will it take to have 12 shorter boards if there is no waste left?
December 1, 2013

Math
If $1500 is invested at an interest rate of 3.5% per year, compounded continuously, find the value of the investment after 3 and 6 years. What formula would i use?
November 19, 2013

Physics
How far vertically does it move? What is the final mechanical energy (the sum of U and the two types of K)? What, then, was the initial mechanical energy? What is the rotational inertia (see Table 10-2)? How is the angular speed related to the com speed?
November 17, 2013

chemistry
a student was asked to prepare 100.0 mL of 0.0200 M solution of HCL from 0.400 M solution of HCL. in order to do this he measured 5.0 mL of 0.400 M HCL with a graduated cylinder, transfered this amount to a 100 mL beaker, added 95 mL of deionized water measured with a ...
November 12, 2013

algebra 1
a number is less than one fourth of the sum of three times the number and four. can someone please explain to me how they got this answer and can someone please show me each step.
November 10, 2013

Economics
The purpose of advertising & other forms of non-price competition by a firm is to shift the Demand curve to the A)Right B)Left & A)Make it more elastic B)Make it more inelastic What is the reason behind the answer?
October 30, 2013

chemistry
to get the grams of NaClO in the titrated bleach sample I calculated .000721 x 74.44217 = .0536 which was correct. For the previous question I asked I put in the same answer as you said and it is incorrect.
October 27, 2013

chemistry
use this to get the mass of the bleach? It is telling me my answer is incorrect.
October 27, 2013

chemistry
5 mL of undiluted bleach was used. Calculate the mass in grams of undiluted bleach that was in the sample of bleach titrated.
October 27, 2013

chemistry
one last question. From same set up. Assuming all of the hypochlorite ion comes from sodium hypochlorite, calculate the grams of NaClO in the titrated bleach sample.
October 27, 2013

chemistry
thank you
October 27, 2013

chemistry
sorry this is for a prelab. But yes.
October 27, 2013

chemistry
Suppose a student diluted and titrated a bleach unknown. A single titration was performed which required 14.42 mL of 0.100 M Na2S2O3. The density of the original, undiluted bleach unknown was 1.042 g/mL. calculate the number of moles of ClO- in the sample titrated.
October 27, 2013

Microeconomics
Why do "price-maker" firms never want to produce in the inelastic part of the demand curve??
October 25, 2013

Algerbra
These problems I really don't understand and really need serious help :) 1.What the product of (5.1 x 10^3)x (3.2 x 10^3)?(Please express your answer in scientific notation) 16.32 x 10^6 1.632 x 10^7 16.32 x 10^9 1.632 x 10^10 2.What is the product of (7.28 x 10^-2)x(9.1 x...
October 23, 2013

Math
These problems I really don't understand and really need serious help :) 1.What the product of (5.1 x 10^3)x (3.2 x 10^3)?(Please express your answer in scientific notation) 16.32 x 10^6 1.632 x 10^7 16.32 x 10^9 1.632 x 10^10 2.What is the product of (7.28 x 10^-2)x(9.1 x...
October 22, 2013

chemistry
DrBob222 - it says my answer should be a number.
October 20, 2013

Chemistry
THANK YOU!!!!
October 20, 2013

Chemistry
50.0mL of 1.04moles HA is added to 50.0mL if 0.90moles NH4OH.With a 1:1 stoichiometric ratio. What is the limiting reactant in moles of this reaction.
October 20, 2013

Math
week 3
September 24, 2013

English
I have to write a thesis paper with the main, broad idea being the similarities and differences between The Epic of Gilgamesh and Toy Story. I have no idea what the connections, or lack thereof, are between the two.
September 5, 2013

Math
How do I solve b+12<31 using an inverse operation?
August 20, 2013

Chem
H. Using the technique outlined in this lab, a student decided to test wastewater for the presence of phosphate. The first reading produced an extremely dark blue color and a concentration higher than 3ppm. After performing a 10 ml dilution, the colorimeter measured a ...
July 14, 2013

Chemistry
If the solubility of CaF2 (s) in water is 5.0 x 10^-3. The solubility will be A. The same in 0.10 M NaF B. less than 0.10 M NaF C. Higher in 0.10 M NaF D.None of the above
July 10, 2013

Chemistry
If the solubility of CaF2 (s) in water is 5.0 x 10^-3 M. The solubility will be
July 10, 2013

Calc
A street light is at the top of a 16ft tall pole. A woman 6ft tall walks away from the pole with a speed of 6ft/sec along a straight path. How fast is the tip of her shadow moving when she is 30ft from the base of the pole?
June 18, 2013

Calculus
Correction: If the ladder makes an angle 1.25 radians with the ground, touches the top of the fence, and just reaches the wall, the distance along the ladder from the ground to the top of the fence=? The distance along the ladder from the top of the fence to the wall is=?
June 18, 2013

Calculus
A fence 3 feet tall runs parallel to a tall building at a distance of 3 feet from the building. What is the length of the shortest ladder that will reach from the ground over the fence to the wall of the building. Answer the following: The distance along the ladder to the top ...
June 18, 2013

Calculus
Thank you for your help!
June 18, 2013

Calculus
Find the point on the line 4x+3y-4=0 which is closest to the point (5,2)
June 18, 2013

Math
What is 538 divided by -63
April 22, 2013

personal finance
Jo owns 150 shares of Delta General stock. She purchased the stock for $24 a share. She sold the stock for $30 per share. The commissions required to buy and sell her stock cost her $120. Assuming that she received no dividends (income) during the time she owned the stock, ...
April 14, 2013

Chemistry
The experimentally measured and generally accepted value for the molar volume of Na is about 23 cm3/mol. Which of the following best explains why the value calculated in Part B is significantly smaller than the measured values? Part B Answer 16.3 cm3/mol Which one would it be...
April 8, 2013

government
The __________ gave the national government the power to prevent states from violating the rights of their citizens, granted the freed slaves citizenship, and gave the federal courts the power to oversee state legislation.
March 27, 2013

Physics, so confused
A cart of mass M1 = 5.00 kg and initial speed = 3.00 m/s collides head on with a second cart of mass M2 = 3.00 kg at rest. Assuming that the collision is elastic, find the speed of M2 after the collision. I am not sure how to find this answer without having a V2 for the first ...
March 26, 2013

chemistry
if a total of 18.6 mol of NaHCO3, and 6.2 mol of C6H8O7 react, how many moles of CO2 and Na3C6H5O7 will be produced?
March 20, 2013

U.S. Government
Which powers delegated or implied could also be referred to as expressed powers and why?
March 12, 2013

Chemistry
How many grams of NH3 can be produced if 105g of NH4OH are completey decomposed?
March 12, 2013

Science
How many grams of NH3 can be produced if 105g of NH4OH are completey decomposed?
March 12, 2013

Math
The old 30-question AHSME was graded as follows: Students were awarded 5 points for a correct answer, 0 points for a wrong answer, and 2 points if left blank. The maximum score was 150, and the minimum score was 0. Find all integer scores between these values that are not ...
March 7, 2013

Math
What times what equal 60 and adds to get 7
March 4, 2013

Math
Which set of side lengths shows similar triangles? Triangle ABC : 40, 20, 50; Triangle XYZ: 10, 12.5, 10 Triangle ABC : 30, 20, 30; Triangle XYZ: 40, 30, 20 Triangle ABC : 110, 80, 60; Triangle XYZ: 12, 16, 22 Triangle ABC : 32, 20, 32; Triangle XYZ: 40, 26, 26
March 1, 2013

Physics
A 1000 kg car is accelerated from rest to 100 miles/hour in 10 seconds. Find the output power of this car
February 28, 2013

Chemistry
You have .5g of copper. If the nitric acid is 16 M HNO3, how many milliliters of nitric acid will react exactly with that amount of copper. I know that when I get that volume I will triple it so that there will be excess acid and the copper will be the limiting reactant.
February 25, 2013

Chemistry
Burning an empty Styrofoam container results in volumes of black sooty flames. On the basis of this observation alone, to what class of hydrocarbons would you suspect a component of the polystyrene polymer found in Styrofoam belongs? Explain.
February 13, 2013

Math
I'm doing a project and I have looked everywhere for this answer. It's if using 50 math tiles how can you make the smallest area?
February 5, 2013

algebra
A sheet of cardboard with an area of 10 square feet is made into a closed rectangular box. The four sides of the box have the same area and two ends have the same area. The area of each of the four equal sides is twice the area of each end. What is the area of each face of the...
January 24, 2013

Math
f(x)=3/(x+1) g(x)=(x^3)/5 h(x)=x^2+7x+10 a. f(x)=10 b. f(x)=g(x) c. g(x)=h(x) d. f(x)=h(x) I am told to solve the equations, but the term "solve" is so vague. I don't know what I'm doing. Please help lead me in the right direction. Thank you.
January 24, 2013

Science
1.8 mol Zn and 7.3 mol HCl react according to the equation Zn + 2 HCl −→ ZnCl2 + H2 . If the limiting reactant is Zn, calculate the amount of ZnCl2 formed. Answer in units of mol
January 22, 2013

Geography
What is the capital of the landlocked country that borders Russia to the north and China to the south. Also, is this correct? Eastern Brazil has a higher elevation that western Brazil. Thanks!
January 8, 2013

physics
Omar races his bicycle for 152m. A wheel of his bicycle turns 38times as the bicycle travels this distance. What is the diameter of the wheel?
January 7, 2013

AP US History
In the early 19th century, Americans sought to resolve their political disputes through compromise, yet by 1860 this no longer seemed possible. Analyze the reasons for this change. Im having problems finding information to support this. This is my introduction: In the history ...
January 3, 2013

Help!!
1. Samuel is 2/3 as old as his brother. In five years, he will be 3/4 as old as his brother will be. Find their present ages. a. If x = the brother’s age now, write an expression for Samuel’s present age in terms of x. b. Write an expression for the brother’s ...
December 17, 2012

chemistry
What are the steps in finding the balanced equation for the complete combustion of benzene?
December 13, 2012

Math Project..Please help me..
1. Samuel is 2/3 as old as his brother. In five years, he will be 3/4 as old as his brother will be. Find their present ages. a. If x = the brother’s age now, write an expression for Samuel’s present age in terms of x. b. Write an expression for the brother’s ...
December 13, 2012

Math
How do you write "3 more than the sum of x and y"
December 8, 2012

math
if james spends 5/6 of his weekly allowance seeing a movie how many dollars of his allowance do he have left
November 28, 2012

math
if james spends 5/6 of his weekly allowance seeing a movie how many dollars of his allowance do he have left
November 28, 2012

math
if james spends 5/6 of his weekly allowance seeing a movie how many dollars does he have left? if a movie ticket cost 7.50 what is james weekly allowance?
November 28, 2012

Math
Cody has a circular fish pond with a diameter of 6.4 feet around which he wants to put a sidewalk. He has enough concrete left over to cover an area of 65 square feet. Assuming the sidewalk is of uniform width, how wide can the sidewalk around the pond be?
November 28, 2012

Math
I need a better explanation.. or atleast tell me which answer is for which problem
November 27, 2012

Math
1. Samuel is 2/3 as old as his brother. In five years, he will be 3/4 as old as his brother will be. Find their present ages. a. If x = the brother’s age now, write an expression for Samuel’s present age in terms of x. b. Write an expression for the brother’s ...
November 27, 2012

3rd grade math
How can you use the multiplication facts for 3 to help fond the multiplication facts for 9?
November 19, 2012

Math
Which expression is equal to log243
November 16, 2012

chemistry
describe basic steps to take re-crystalizing synthesized aspirin. using two solvents to perform this task (ethanol and water)which solvent should be used to dissolve the aspirin and which one should force it out of the solution
November 13, 2012

3rd math
What two multiplication facts can be added to find 3x7
November 13, 2012

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