Saturday
December 20, 2014

Posts by Josh


Total # Posts: 1,539

Biology
We did this lab in which we used 3 brands of hand sanitizers and did the kirby bauer test. We measured the zone of inhibition for each of the three trials in millimeter. I need to make a graph, probably a line graph but im not sure what to put for the x and the y axis because ...
February 28, 2011

Physics
What happens to a magnetic field if the current carrying wire A has three times as many loops but the same current as the current carrying wire B?
February 28, 2011

English
i AGREE, seems like he would be talking or thinking about his dead son, thats what i would do, Maybe the author intended for Amy to talk about the fence instead to show his cold personality.
February 28, 2011

Consumer Math
Thanx, the google search really doesnt help I already tried that, but I'll look in our post office, Thanx again!
February 28, 2011

Consumer Math
The math lesson I am currently working on is "Income Tax Return 1040EZ" I need a certain table to figure out the problems, that table is not given. In the lesson it says to "Use the current Tax Table supplied by your local IRS to find the tax liability". I...
February 28, 2011

English
an article is like, an, in, a...ect.
February 28, 2011

statistics
The test scores for 9 students on the Unit 1 test were 35, 25, 50, 95, 80, 60, 45, 100, and 90. What is the value of the second quartile for this data set?
February 26, 2011

Math Trivia
yah thanks! i am having a hard time with number one. i know i could sit down and take a long time to do it...but i was wondering if their was a formula to it, or a quicker way to do it...
February 21, 2011

Math Trivia
1) A school has 1-- closed lockers. Larry comes into the school and "toggles" every second locker, then Fred toggles every 3rd, Bob every 4th, etc, up to Zoe who toggles every 100th locker. After all this"toggling" how many lockers are open? 2) If you take ...
February 21, 2011

Chemistry
Calculate the pH of a 0.250M solution of Sulfurous acid, H2SO3.
February 18, 2011

Chemistry
correction: and melted with 4.38g of campor,
February 17, 2011

Chemistry
when 0.154 g of sulfur is finely grounded and melted with campor, the freezing point of the campor is lowered by 5.47 celsius. A)what is the molecular weight of sulfur? B)what is its molecular formula? fp of campor: 178.4 kf of campor: 40
February 17, 2011

Ethics
Has email impact on communication been positive or negative? why? Would you judge somebody by the quality of his or her email message? why or why not? Could someone professional reputation be enhanced or hindered by the quality and effectiveness of his or her internet ...
February 16, 2011

Literary Analysis and Composition
lol...im taking the same test!
February 16, 2011

math
Find the linear block code generator matrix G, if the code generator polynomial is g(x) = 1 + x^3 for a (7,4) code.
February 15, 2011

Math
If the code generator polynomial is g(x) = 1 + x^2 for a (5,3) code, find the linear block code generator matrix G.
February 15, 2011

Math
Mr. Pennypacker left half of his estate to his wife; $40,000 to his daughter; half of what remained to his butler; half of what remained for the care of his favorite dog; and the remaining $6,000 to charity. What was the value of Pennypacker's estate?
February 15, 2011

Physiology
What is the difference between the function of autonomic transmitters and receptors? In what way or how do they regulate effector cells that are dually innervated? Thanks!
February 15, 2011

derivatives
Explain how a long stock and long put strategy equals the cash flow from a long call strategy.
February 13, 2011

Math
Consider an antenna transmitting at 900 MHz. The reciever is traveling at a speed of 40km/h. Calculate its Doppler shift.
February 9, 2011

Physics
Mars has a radius of about 0.53 Earth radius and a mass of only 0.11 Earth mass. Estimate the acceleration due to gravity on Mars.
January 31, 2011

Physics
A 600-kg geosynchronous satellite has an orbital radious of 6.6 Earth radii. What gravitational force does Earth exert on the satellite?
January 31, 2011

Math
what is the square feet of a box with two sides of 2 2/3 x 2 2/3 each?
January 27, 2011

chemistry
How much heat is associated with converting 100 g of steam at 112 degrees C to ice at -5.3 degrees C
January 27, 2011

English
Now I am confused. What about these sentences? I am happy to say that everyone in my family felt good/well after eating my meal. Is it well because it is an adverb that describes felt?
January 25, 2011

English
I felt good/well when my family said that they enjoyed it. I think that I should pick well because it is an adverb that describes how I felt, is this correct?
January 25, 2011

English
Which word should I use and why? I did my best to make a real/really good dinner.
January 25, 2011

Physics
A 390 kg motor boat, moving down a frictionless ramp, is connected over a massless pulley to a 193 kg counterweight that rests on a horizontal surface. The ramp is inclined by 28.6°, and the co-efficient of kinetic friction between the couterweight and the horizontal ...
January 25, 2011

physics
A major-league pitcher can throw a baseball in excess of 40.2 m/s. If a ball is thrown horizontally at this speed, how much will it drop by the time it reaches the catcher who is 17.7 m away from the point of release?
January 21, 2011

physics
sealed metal container can withstand a pressure difference of 0.630 . The container initially is filled with an ideal gas at 12 and 0.80 To what temperature can you cool the container before it collapses? (Ignore any changes in the container's volume due to thermal expansion
January 15, 2011

English 3
Great Gatsby Chapter 1. Why is Nick telling the story? Why is nick "confused and disgusted" at the end of this chapter?
January 13, 2011

Chemistry
U+F6-->UF6 If 8.4 g UF6 are recovered from 55 kg of ore, what is the weight % of uranium in the ore? Answer in units of %
January 11, 2011

math
The equations y=-2X+12, y=6-X, and X=0 enclose a region in quadrant I. when that region is reflected over the line y=6-X, a portion of the reflection is in quadrant II. Find the area of that resulting region.
January 11, 2011

Criminal justice
Can someone please help. Who is responsible for the concept of crime prevention? Ive been stuck on this question for two days and i need help urgent. Thank you!
January 8, 2011

Statistics
In a study to determine if you can predict stock price based on P-E ratio, what is the response variable and what is the explanatory variable? How would you label the X and Y axes in a scatterplot of the data?
January 4, 2011

physics
a 4.0 m hockey puck is moving horizontally at 5.0 m/s. the amount of work that must be done on the puck to stop it is?
December 19, 2010

calc
Given [(x-5)/(x-3)]^2 . Find any stationary points and any points of inflection. Also find any horizontal and vertical asymptotes.
December 19, 2010

us history
it started on 1879. They fought over riches.bob shbaca was the leader.
December 16, 2010

chemistry
When NH3(aq) is added to Cu^2+ (aq) a precipitate initially forms. what is its formula?
December 14, 2010

Physics
A 16kg child on roller skates rolls 2m down an incline at 20 degrees with the horizontal. With no friction, what is the total kinetic energy of the child at the bottom of the incline?
December 13, 2010

Chemistry
Gravimetric analysis does not always involve a precipitate. Consider the following problem. A mixture of calcium carbonate and calium oxide has a mass of 8.35 grams. When heated strongly, the CaCO3 in the sample decomposes into solid CaO and carbon dioxide gas. The calcium ...
December 10, 2010

History
Can you please find any documents (pictures, quotes, info) for the following question: Compare and contrast the economy and politics that impacted the global economy of Europe during the Middle Ages and the Renaissance. Thank You
December 9, 2010

H NMR
what is the structure of the compound that is an obvious question for NMR
December 8, 2010

orgo - H NMR
C4 H10 O2 ppm = 3.25 singlet 6H ppm = 3.45 singlet 4H
December 8, 2010

H NMR
C4 H10 O2 ppm = 3.25 singlet 6H ppm = 3.45 singlet 4H
December 8, 2010

Chemistry
Gravimetric analysis does not always involve a precipitate. Consider the following problem. A mixture of calcium carbonate and calium oxide has a mass of 8.35 grams. When heated strongly, the CaCO3 in the sample decomposes into solid CaO and carbon dioxide gas. The calcium ...
December 8, 2010

Chemistry
Gravimetric analysis does not always involve a precipitate. Consider the following problem. A mixture of calcium carbonate and calium oxide has a mass of 8.35 grams. When heated strongly, the CaCO3 in the sample decomposes into solid CaO and carbon dioxide gas. The calcium ...
December 7, 2010

Chemistry
Gravimetric analysis does not always involve a precipitate. Consider the following problem. A mixture of calcium carbonate and calium oxide has a mass of 8.35 grams. When heated strongly, the CaCO3 in the sample decomposes into solid CaO and carbon dioxide gas. The calcium ...
December 6, 2010

science
If you have 3 liters of air in your lungs and 2/10 of that is oxygen, how many millimeters are in your lungs?
December 6, 2010

Precalculus Someone please help
Evaluate all six trigonometric functions at t, where the given point lies on the terminal side of an angle of t radians in standard position. (40/41, -9/41)
December 6, 2010

physics
The drawing shows a hydraulic chamber in which a spring (spring constant = 1292 N/m) is attached to the input piston, and a rock of mass 24.7 kg rests on the output plunger. The piston and plunger are at the same height, and each has a negligible mass. By how much is the ...
December 6, 2010

Physics
A bat can detect small objects, such as an insect, whose size is approximately equal to one wavelength of the sound the bat makes. If bats emit a chirp at a frequency of 50.0 kHz, and if the speed of sound in air is 340 m/s, what is the smallest insect a bat can detect?
December 5, 2010

Physics
A object-spring system oscillates with an amplitude of 4.0 cm. If the spring constant is 210 N/m and object has a mass of 0.50 kg, determine each of the following values. (a) the mechanical energy of the system J (b) the maximum speed of the object m/s (c) the maximum ...
December 5, 2010

Physics
The blades of a ceiling fan have a radius of 0.399 m and are rotating about a fixed axis with an angular velocity of +1.65 rad/s. When the switch on the fan is turned to a higher speed, the blades acquire an angular acceleration of 2.08 rad/s2. After 0.520 s have elapsed since...
December 4, 2010

physics
The drawing shows a hydraulic chamber in which a spring (spring constant = 1292 N/m) is attached to the input piston, and a rock of mass 24.7 kg rests on the output plunger. The piston and plunger are at the same height, and each has a negligible mass. By how much is the ...
December 4, 2010

physics
What is the longest wavelength for standing sound waves in a 102.0 cm long tube that is open at both ends?
December 4, 2010

ms.sue
so it would b 11 then
December 1, 2010

ms.sue
if y+2=13 woudlnt you add 2 too both sides amd get y=15?
December 1, 2010

Algebra
whats the problem?
December 1, 2010

math
so if u flip it the negative sign will go away and turn it too positive
December 1, 2010

math
1/3b=-3 i know u would divide both sides by 1/3 and it would cancell out the 1/3 and when u divide 1/3 by -3 you will get -1/9 so u flip it u willl get -9 right?
December 1, 2010

Math
it would b 145,000 right?
December 1, 2010

Algebra 1
u r right
December 1, 2010

math
wow i feel stupid
December 1, 2010

math
do u have too add or subtract the like terms bc if u subtract 5b-6b it will equal too -1b and then u subtract -6--7 it will equal too 1 so then it would b 1=-1b
December 1, 2010

math
-6+5b=6b-7
December 1, 2010

algebra1
then i get -21/1
December 1, 2010

algebra1
i get up too 1/3a=-7
December 1, 2010

algebra1
1+1/3a=-6
December 1, 2010

math
so it would b x=4
December 1, 2010

math
1/2x=2
December 1, 2010

algebra1
hey damon i need help on mine thank u
December 1, 2010

Algebra uno help please. :)
where does the 8 come into the problem at?
December 1, 2010

math
8-7b=-6b+9
December 1, 2010

College Algebra
65437990
December 1, 2010

physics help me please!
i think it would be b too bc the degress dropps from 40 to 30 so im saying your right on b
November 30, 2010

math
Solve for x. -3x - 8 + 6x = 7
November 30, 2010

algebra1
-3+8x-8=-8 how do u solve it?
November 30, 2010

physics
what would the third longest be? cause i know that the second longest would be what you just said obviously, but the third one cant be half of that, or zero, so im a little confused
November 30, 2010

physics
What is the longest wavelength for standing waves on a 238.0 cm long string that is fixed at both ends?
November 30, 2010

physicS
What is the longest wavelength for standing waves on a 238.0 cm long string that is fixed at both ends?
November 30, 2010

algebra1
(w-9)*(w-4) im really struggling ppl plz help
November 30, 2010

geometry
solve this equation (w-9)*(w-4)
November 30, 2010

Math
Solve for x : 16y^2=120x-225
November 28, 2010

Physics
An FM radio station broadcasts at 80.9MHz. Determine the period of the radio waves. i know period is just 1/freq. so what would i convert 80.9 MHz into???
November 27, 2010

Physics
An FM radio station broadcasts at 80.9MHz. Determine the period of the radio waves. i know period is just 1/freq. so what would i convert 80.9 MHz into???
November 27, 2010

college economics
A decrease in aggregate supply means: A. Both the real domestic output and the price level would decrease B. The real domestic output would increase and rises in the price level would become smaller C. The real domestic output would decrease and the price level would rise D. ...
November 27, 2010

chemistry
the h20 and s02 you do not have any carbon though to work with it?
November 23, 2010

chemistry
What mass of carbon dioxide, water, and sulfur dioxide can be produced from the combustion of 1.5793g of C7H12S?
November 23, 2010

Chemistry
Suppose that a 10-mL sample of a solution is to be tested for Cl- ion by addition of 1 drop (0.2mL ) of 0.15 M AgNO3 . What is the minimum number of grams of Cl- that must be present in order for AgCl(s) to form?
November 20, 2010

Chemistry
Calculate the pH at the equivalence point in titrating a 0.120 M solution of NaHCrO4 (sodium hydrogen chromate) with 7.0×10−2 NaOH. Please help!
November 20, 2010

Chemistry
Calculate the pH at the equivalence point in titrating a 0.120 M solution of NaHCrO4 (sodium hydrogen chromate) with 7.0×10−2 NaOH.
November 20, 2010

Chemistry
Suppose that a 10-mL sample of a solution is to be tested for Cl- ion by addition of 1 drop (0.2mL ) of 0.15 M AgNO3 . What is the minimum number of grams of Cl- that must be present in order for AgCl(s) to form?
November 20, 2010

chemistry
12
November 18, 2010

math
48 divided by 3796
November 16, 2010

organic chem
convert butane to 3-pentanol using any reagents and organometalics.
November 16, 2010

Chemistry
Cl is gaining elections which means it is the reduction half reaction. Reduction is associated with the Cathode. E(cell) = E(cathode) - E(anode) 0.35v = 1.36v - E(anode) solving for E(anode) gives you 1.01v
November 15, 2010

geometry
Given quadrilateral ABCD, with A = 4x - 57 and C = x + 3, what value of x ensures that ABCD is a parallelogram?
November 11, 2010

algebra
How do you make 36 the area and 26 premeter
November 10, 2010

math Dr. R
ok. "what is 1/3 of $3900" and if i would be using a calculator how would i input it
November 9, 2010

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