Wednesday
August 27, 2014

Posts by Michael


Total # Posts: 1,648

Chemistry
At 1 atm, how much energy is required to heat 43.0 g of H2O(s) at –22.0 °C to H2O(g) at 169.0 °C?
August 25, 2014

Algebra 2
I'm still confused. I don't get it. Sorry Farah.
August 24, 2014

Algebra 2
Can someone help me. Thankyou.
August 24, 2014

Algebra 2
It takes you 3 hours to mow a lawn & it takes your sister 2 hours to mow the same lawn. How long does it take the two of you to mow 12 lawns if you work together? Whats the answer? Helpppp
August 24, 2014

Algebra 2
never mind I got it
August 24, 2014

Algebra 2
The number of pages p a student can read varies directly with respect to time t in minutes spent reading. The student can read 90 pages in 60 minutes. Write an equation that relates pages read & time. Predict the number of pages in 90 minutes. Answer
August 24, 2014

algebra 2
You need to earn $475/wk to afford your new car. Your work week is 45 hrs & you get 1.5 time the regular hourly rate for any time over 40 hrs. How much do you need hourly?
August 24, 2014

Algebra 2
It's understood. Hvala Thanks.
August 24, 2014

Algebra 2
huh
August 24, 2014

Algebra 2
your local cable company charges $29.99/month for basic cable. Premium channels are available for a surcharge of $5.95/channel. You have $70/month budgeted for cable, how many premium channels can you purchase?
August 24, 2014

math
(A)Simplify: n 1 n-1 1. 2 . 25 --------------- n 50.50 2. n 4 n 1 2 - 6.2 --------------- n 2 2 .5 (B)solve for x (1 over 2) to the power x 1 =32
August 24, 2014

math
For which vAlues of x the following expressions not defined if all these expressions are real numbers 1. 2x-1 negative ------ 3x-2 2.square root of 2(x-7)
August 24, 2014

math
Describe the following reflections or translation in words 1.(x,y)--->(x,-y) 2.(x,y)-->(-y,-x) 3.(x,y)-->(x 4,y-4)
August 20, 2014

chemistry
Lovastatin is an anti-cholesterol drug that can be easily extracted from oyster mushrooms. A 291 mL lovastatin solution with a concentration of 0.001479 mol L-1 was extracted from 50 g of dried oyster mushrooms. Calculate the percentage of lovastatin in the mushrooms. ...
August 17, 2014

math
What is the area of a square computer screen with 21-in. sides? A. 84 sq. in. B. 220 sq. in. C. 42 sq. in. D. 441 sq. in. please help
August 13, 2014

Geometry: Area and Volume Math
oh ok thank you for the help
August 13, 2014

Geometry: Area and Volume Math
because I thought it was a square
August 13, 2014

Geometry: Area and Volume Math
so like 6cm x 6cm x 6cm x 6cm and that would be like 1296 right
August 13, 2014

Geometry: Area and Volume Math
In this problem I would multiply the 6cm right
August 13, 2014

Geometry: Area and Volume Math
What is the volume of a cube shaped box with edges 6 cm. in length? A. 1,296 cu. cm. B. 36 cu. cm. C. 18 cu. cm. D. 216 cu. cm. please help
August 13, 2014

Math
Thank you for explaining it for me
August 13, 2014

Math
The spoke of a wheel reaches from the center of the wheel to its rim. If the circumference of the rim of the wheel is 27 inches, how long is each spoke? Round your answer to the nearest hundredth. A. 2.93 B. 2.07 C. 8.59 D. 4.30 can someone explain how to do this problem I don...
August 13, 2014

math
figure it out like explain it for me please
August 13, 2014

math
how did you figure that out can you help me
August 13, 2014

math
The spoke of a wheel reaches from the center of the wheel to its rim. If the circumference of the rim of the wheel is 27 inches, how long is each spoke? Round your answer to the nearest hundredth. A. 2.93 B. 2.07 C. 8.59 D. 4.30
August 13, 2014

first chemistry
Salicylic acid reacts with acetic anhydride to produce the analgesic drug aspirin and acetic acid. Using a periodic table, calculate the molecular weight of aspirin to 2 decimal places.
August 1, 2014

chemistry
consider the reaction 2NaF if you begin with 4.8 mol S and 2.6 mole F, what is the limiting reactant and theorical yield of NaF in moles
July 30, 2014

Physics
Please Help! Two ropes hold a 500N weight. Rope A (left) with an angle of 60° and rope B (right) with an angle of 30° to the horizontal. Find the tension in both ropes.
July 21, 2014

Physics mit 2.01x
Gotcha, I got the other problems fine this ones really troubling me so thought I'd take a shot , atleast try to get closer to what I'm doing wrong. Thanks for the response and I completely understand !:)
July 15, 2014

Physics mit 2.01x
F13Q1_1: COMPOSITE BAR UNDER DISTRIBUTED LOADING The composite bar AB has length L and is fixed at A(x=0). The bar has a constant cross-section and is composed of two steel plates, of modulus Es=2E0 sandwiching a copper core of modulus Ec=E0. The steel plates and the copper ...
July 15, 2014

Hisotry- Arabian/ 1001 Nights?
1) What is the main purpose for Shahryar and Shahzaman’s journey together? To find someone whose suffering is greater than their own To escape the revolt Shahryar caused by executing most of the single women in his land To rekindle their brotherly love, which had ...
July 11, 2014

English- Arabian/1001 Nights
1) What is the main purpose for Shahryar and Shahzaman’s journey together? To find someone whose suffering is greater than their own To escape the revolt Shahryar caused by executing most of the single women in his land To rekindle their brotherly love, which had ...
July 11, 2014

chemistry
a block of metal has a volume of 13.4in^3 and a weight of 5.14 lb. what is its density in grams per cm^3? Show operation
July 10, 2014

History- Confucius
Yes, please.
July 7, 2014

History- Confucius
Question 1 The title Analects best translates as “____.” poems dialogues sayings fables Question 2 Which of the following does not reflect Confucian values: Replacing old traditions with modern values Exploring wisdom within yourself rather than looking for a ...
July 7, 2014

chemistry
2HCl + Mg ---> H2 + MgCl2 How can I differ what is what? 2HCL= Mg = --- H2 = MgC12 =
July 7, 2014

History
Question 1 The title Analects best translates as “____.” poems dialogues sayings fables Question 2 Which of the following does not reflect Confucian values: Replacing old traditions with modern values Exploring wisdom within yourself rather than looking for a ...
July 6, 2014

Algebra 2
That should be correct when you solve. Check every step properly.
June 15, 2014

Algebra
A cylindrical can has a volume of 5625π cubic centimeters. Its height is 25 centimeters. What is the radius of the can? Use the formula V=πr^2h
May 8, 2014

Underwater explosion
Can an underwater explosion be neutralized/countered (change direction or minimize shockwaves) by an equal or greater amount of force(compressed air)?
May 5, 2014

Chemistry
Thanks!!
April 30, 2014

Chemistry
Please help!! I am so lost!! calculate the number of moles in 100g each: PbCl2 K2SO4 HNO3 CH3CH2OH V2O5 Thankyou!!
April 30, 2014

math
a cylindrical metal bar has a base radius of 2cm and a height of 9cm. it is melted down and recast into a tube. Find a side of the cube
April 28, 2014

math
Uniform rod AB with end B resting against rough vertical wall. Coefficient of friction between wall and rod is μ. Rod is 2m long and has mass 3kg. Rod is kept in limiting equilibrium by a light inextensible string, one end of which is attached to the end A of the rod and ...
April 23, 2014

CHEMISTRY!
A 20.00 mL of 0.200mol/L magnesium chloride solution is added to a 95.00 mL of 0.800 silver (I) nitrate solution, and a precipitate is formed. a.Determine the concetration of the nitrate ions at the end of the reaction I was able to calculate the things and make an IRF table ...
April 22, 2014

alegebra
solve this equation 4.5(3v-0.8)-0.83=61.72
April 12, 2014

alegebra
slove this equation 4.4(4+5k)=145.2
April 12, 2014

alegebra
solve this equation -2(6v-8)-2=13-12v
April 12, 2014

PHYSICS HELP
100turns of insulated wire are wraped around a wooden cylindrical core of cross-sectional area 12cm2. The two ends of the wire are connected to a resistor. The total circuit resistance is 13Ω. If an externally applied uniform magnetic field along the core changes from 1....
April 10, 2014

CHEMISTRY
Write the net ionic equation for the reaction between potassium hydroxide and copper(I) nitrate.
April 5, 2014

Basic Spanish
My grandson need tutoring in basic Spanish to improve translate from Spanish to English in writing assignments, &grammar . Do you have review , similar to Khanacademy ? He needs tutoring to improve basic Spanish , has no tutoring in his school. Thank you
March 23, 2014

math
A lounge suite is on sale for 15% off its original price. On sale the price of the suite is R8000. How to calculate the original price?
March 19, 2014

Chemistry
what would the product be of HNO3 is heated
March 9, 2014

Science
I love you so very much! I was stuck on one question and you helped out a great deal!
March 4, 2014

poem
how to write acrostic about motion pls help.
February 27, 2014

chem
In the following balanced neutralization reaction equation, how many moles of HCl are required to completely neutralize 0.040 moles of NaOH? HCl + NaOH d NaCl + H2O
February 25, 2014

physics
A 3.3 kg ball strikes a wall with a velocity of 8.4 m/s to the left. The ball bounces off with a velocity of 6.8 m/s to the right. If the ball is in contact with the wall for 0.27 s, what is the constant force exerted on the ball by the wall? Answer in units of N
February 23, 2014

world geography
How has Italy’s economy changed since 1950
February 21, 2014

Chemistry
At 25 °C, the density of a 40.0% (m/m) solution of sucrose, C12H22O11, in water is 1.18 g/mL. What is the molarity of this solution?
February 16, 2014

English III
In the following sentence identify the appositive or appositive phrase and the noun or pronoun renamed by the appositive. Mother gave a birthday gift to Mary, my youngest sister.
February 5, 2014

English
In this section of the final, revise the sentences provided to correct the grammar errors indicated. (In many cases there will be more than one correct alternative to the sentence provided; credit will be given for all correct answers.) Revise the following word groups to ...
January 27, 2014

AP Chemistry
acidic, because the cation hydrolyzes to a greater extent than the anion.
January 24, 2014

english
my sister moved away in 2009
January 24, 2014

Math
Thanks !!
January 23, 2014

Math
5lbs 4oz to metric weight. Show all steps. Please help, I don't understand this cause I'm from Canada so we don't use lbs or oz. please help :)
January 23, 2014

math
The spoke of a wheel reaches from the center of the wheel to its rim. If the circumference of the rim of the wheel is 27 inches, how long is each spoke? Round your answer to the nearest hundredth. A. 2.93 B. 2.07 C. 8.59 D. 4.30
January 23, 2014

English
Thanks :)
January 21, 2014

English
Ok I understand that part now but what about the language and the type of poem?
January 21, 2014

English
This is due and I really need help cause I still have so much else to do :(
January 21, 2014

English
Yes that's him
January 21, 2014

English
It's called my brother's dying
January 21, 2014

English
Sorry in line 3 it's supposed to say: does he picture us
January 21, 2014

English
As he looks up at us with his fear glazed eyes does he picturesque buzzards circling round his bed waiting patiently for his death and his bones no just his mother, his brother who could do nothing for him when he sat with the living and can do nothing now as he crawls towards...
January 21, 2014

English quick question
Also how is imagery used in this poem?
January 21, 2014

English quick question
So is it written in formal?
January 21, 2014

English quick question
No just his mother his brother who could do nothing for him when he sat with the living and can do nothing now as he crawls toward death That's the rest of the poem
January 21, 2014

English quick question
Also what language is used in this poem, like slang, formal etc?
January 21, 2014

English quick question
No it's basically about a man who is speaking who's brother is dying. So the dying brother sees his mother and brother as buzzards.
January 21, 2014

English quick question
As he looks up at us with his fear glazed eyes does he picture us buzzards circling round his bed waiting patiently for his death and his bones? I need to find an example of figurative language in this so I know that he picture us buzzards is sonething but I don't remember...
January 21, 2014

Mathematics
(14x^7 multiplied by y^5 multiplied by x^6 divided by 21x^12 multiplied by y^2)^4
January 19, 2014

Chemistry
Because inside the bubbles there no water therefore made up gas call water vapor.
January 17, 2014

Math HELP ASAP
Thank you so much, god bless u
January 15, 2014

Math HELP ASAP
simplify: (75x^3 y / 3x^5 y^3) ^3/2 3500 tickets were sold at the carnival. Adult tickers are $35 each and the children's are $20 each. A profit of 10% adult tickets were made and a profit of 5% children tickets. A total profit of $620 was made. Write 2 equations that ...
January 15, 2014

Biology
I'm in 4th grade to i need to write a hypothesis on "why do some people have similar dominant traits? i don't know how to write that either?
January 12, 2014

math
What is the scale drawing of 14 1/2 and 7 1/4
January 2, 2014

physics. HELP
A 2.78 kg ball is attached to a ceiling by a 2.8 m long string. The height of the room is 5.1 m What is the gravitational potential energy
December 16, 2013

English
What are the similarities between Romeo and Juliet and The Machine stops
December 7, 2013

Physics-Attention ELENA
A circular plate with a slot in its surface is rotating with angular velocity ω and angular acceleration α with respect to a fixed coordinate system, OXYZ as shown. A ball B moves along the slot in the direction shown with velocity, v, and acceleration, a, both ...
November 20, 2013

Physics-dynamics
A circular plate with a slot in its surface is rotating with angular velocity ω and angular acceleration α with respect to a fixed coordinate system, OXYZ. A ball B moves along the slot in the direction shown with velocity, v, and acceleration, a, both measured ...
November 18, 2013

Physics, Elena Please Help If u can.
thank you all for your help, my email is above if anyone would like to work together via email , please let me know. you were all fantastic and had amazing tips without relaying an answer:)
November 18, 2013

Physics, Elena Please Help If u can.
well now that u can see answers I was soooooooo close on the EOM and the angular velocity......ugggg so close.....(the only 2 I missed)
November 18, 2013

Physics, Elena Please Help If u can.
in one direction its 0, theres no movement
November 18, 2013

Physics, Elena Please Help If u can.
so u have accel now right just need velocity?
November 18, 2013

Physics, Elena Please Help If u can.
no close, tho get rid of the 2 for something else and its a - not *
November 18, 2013

Physics, Elena Please Help If u can.
well heres alittle gift because I know the frustration of not knowing one because of the syntax and being close. this is in j hat direction 2*omega*v-omega^2*L
November 18, 2013

Physics, Elena Please Help If u can.
o wait u said u don't have second part right? the equation of motion?
November 18, 2013

Physics, Elena Please Help If u can.
if u can help with q3 I can absolutely help with both of them.:) ill still help even if you cant its deadline.
November 18, 2013

Physics, Elena Please Help If u can.
ok so what do u need yet?
November 18, 2013

Physics, Elena Please Help If u can.
I'm stuck too on that and eom on 3, did u get that ss01?
November 18, 2013

Physics, Elena Please Help If u can.
I only need the last part of 2 thomas buddy or mors, are they looking for an equation or just a figure it needs to b greater than?
November 18, 2013

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