Saturday
December 3, 2016

Posts by N

Total # Posts: 135

stat
three boxes contains 12 electric bulbs in each one box(1) contains 4 defective bulbs box (2) contains 3 defectives bulbs Box (3) contains 5 defectives bulbs a box is selected randomly and one bulb is drawn 10 what is the probability that the selected bulb is defective
November 8, 2016

English
They're alright for the most part, but could possibly be worded better. My suggestions: 1. Can you keep going shopping with me a secret? 2. You could replace "left" with "made" if you wanted, although it makes sense the way you have it too. 3. The wind...
November 3, 2016

Chemistry
Elements A and B combine to form two different compounds. The first compound contains 15.0 grams of substance A, and 8.60 grams of substance B. It can be represented by the formula A2B (subscript 2). The second compound contains 5.0 grams of substance A, and 4.30 grams of ...
November 2, 2016

math need help ASAP
use benchmark to estimate the sum 3/5 + 3/17
October 17, 2016

Science
1. a, 2. b, 3. b, 4. d
September 15, 2016

Biology
You could talk about how carbon can bond to other elements
September 10, 2016

Chemistry
2350
September 6, 2016

Social Studies
what was the first of two important changes that marked emperor Constantine's rule
August 16, 2016

Physics
A force of 35.0N is exerted onto a 12.0kg block and the block moves 42.0m. How much work is done?
August 2, 2016

Physics
An 80.0 kg rollerblader is at rest at the top of a 100 m hill at a 7o incline. The coefficient of friction on the hill is 0.110. What is the roller blader's kinetic energy at the bottom of the hill?
August 2, 2016

chem 161
What mass of precipitate will be formed when 25 mL of 0.532 M silver nitrate is mixed with 25 mL of 0.333 M NaCl?
May 6, 2016

chem 161
What volume of 0.114 M NaOH are needed to neutralize 25.0 mL of 0.250 M H3PO4?
May 6, 2016

Sciences
I agree
February 10, 2016

Science
A boy moves on a skateboard at a constant velocity of 3m.s . The combined mass of the boy and the skateboard is 40kg. He catches a bag of flour of mass 5kg that is thrown to him horizontally at 6m.s . Determine the velocity of the boy after catching the bag of flour.
January 16, 2016

Language Art
you have to write a story and then put it in writetolearn and do this your self
January 11, 2016

Science
the atomic model
January 3, 2016

math
Elizabeth has 1 7/10 as many plants as rosalie has in her garden. If Elizabeth has has 51 plants, how many plants does rosalie have in her garden?
December 17, 2015

Trig
Proving it!(:
December 8, 2015

Trig
(tan/cot)- (sec/ cos) Also I need help with tan sin +cos = sec
December 8, 2015

Trig
(Cos/1-sin)- tan
December 8, 2015

Trig
Tan^2= csc^2 tan^2 -1
December 8, 2015

Trig
(Tan/cot)- (sec/cos)
December 8, 2015

Trig
(Cos/1-sin)- tan
December 8, 2015

Please Check My Work: College Physics
Correct answer..I got the same
December 3, 2015

english
What are three central assumptions of the american dream
November 2, 2015

english
what photographe is famous for images of Dust Bowl victims
November 2, 2015

english
DO you know who disappeared in the great deppresion
November 2, 2015

english
its a question from my study guide for the moderns 1914-1939
November 2, 2015

english
what two things happened in the prohibition period that had to do with oceans
November 2, 2015

science
Put the following events in order as an impression is processed by crime scene investigators -Make a cast of impression -set up crime scene tape -photograph -Take measurements
October 27, 2015

science
Put the following events in order as an impression is processed by crime scene investigators -Make a cast of impression -set up crime scene tape -photograph -Take measurements
October 27, 2015

science
what type of crime scene is most likely to contain toolmarks
October 27, 2015

Trig
il
October 21, 2015

AP physics
dcwsdcwdcwdwdwd
October 18, 2015

physics
An elevator is moving upward with a speed of 11 m/s. Three seconds later, the elevator is still moving upward, but its speed has been reduced to 5.0 m/s. What is the average acceleration of the elevator during the 3.0 s interval? a.5.3 m/s2, upward b.2.0 m/s2, upward c.5.3 m/...
October 17, 2015

Math
1000
September 22, 2015

history
so what is the correct answer
September 21, 2015

Science
Please help!!! You mix 100 millimeters of 10 degrees Celsius water and 100 millimeters of 90 degrees Celsius water. What is the final temperature?
September 20, 2015

Physics
Also, how would you find the work done by gravity on the block? Is that a trick question?
March 11, 2015

Physics
A 100 lb block of ice slides down an incline 5.0 ft long and 3.0 ft high. A worker pushes up on the ice parallel to the incline so that it slides down at constant speed. The coefficient of friction between the ice and incline is 0.10. Find the force exerted by the worker. (I&#...
March 11, 2015

Math
That's what I thought...
March 5, 2015

Math
What is this written in postfix notation: !(!((5-10)*(4-(9/2)) > 60)-(((5*7)/(4/(5+3)))=15))<((4-3)=1)
March 5, 2015

physics
Before starting this problem, review Conceptual Example 7. The force vector A has a magnitude of 97.0 newtons (N) and points due east. The force vector B has a magnitude of 107 N and points 71.4 ° north of east. Find the (a) magnitude and (b) direction of A - B. (Give the...
March 4, 2015

Discrete Math
So, the question I got was: ∀x,(x =/= 0) → (∃!y, xy = 1) I'm really confused about what the "∃!y" means in this context, because the way I'm interpreting the question is: "For all x (when x is not equal to 0), there does not exist...
February 18, 2015

Chemistry
The Haber process is used to synthesize ammonia (NH3) from N2 and H2. The change in standard Gibbs free energy is ΔG°rxn = -16 kJ/mol A. Calculate the equilibrium constant for this reaction B. Calculate the ΔGrxn when you have 2 atm of NH3 (g), 2 atm of H2 (g), ...
February 12, 2015

Chemistry
A flexible balloon containing 1.5 mol of... ideal gas at constant pressure of 1.5 at... 100 °C. Calculate the change in intern...‡ (ΔE) of the gas.
February 11, 2015

Chemistry
A 35.00 mL sample of water at 30.0°C is placed in an open container with an external pressure of 1.00 atm. 30.0 kJ of heat is added to the water sample. The density of water is 1 g/mL. (a) How many grams of liquid water remain at the end of the process? Like, the equation ...
February 11, 2015

Algebra
18+4=
January 25, 2015

Langston Hughes Dream Deferred
Hello! My assignment: Analyze the poetic techniques that allow the poet to communicate his tone. Use the terms from this unit as effectively as you can. Here is my analysis. Does it sound alright? In the poem “Dream Deferred”, Langston Hughes uses a variety of poetic...
December 22, 2014

Science~!
Thanks so much Pacman! I got 100! :)
December 10, 2014

Science~!
#2 is chicken noodle soup! are you sure?
December 10, 2014

books
how do we write a blog for this. please explain how to write it. kindly n
December 6, 2014

science!! please help me!!
2. D
October 11, 2014

math
It's 2/3
October 7, 2014

physics
A box has a mass of 0.345 kg. It is on a very smooth (frictionless) horizontal surface and is acted upon by a force of 3.76 N at an angle of θ = 57.1° with the horizontal. The magnitude of the acceleration of the box is m/s2?
October 2, 2014

Physics
55
September 30, 2014

Science
For Connexus students the correct answers are D A A B
September 10, 2014

physics
a block of mass 3 kg rests on a smooth table and connected to another block of mass 2 kg, after passing over and ideal pulley, the block of mass 2 kg is released. how long does it take the block to travel 80 cm
August 12, 2014

Grammar
Thank you!!
July 13, 2014

Grammar
What kind of paragraph is this? Descriptive, Narrative, or Expository? The place I would like to visit most is heaven. Having the opportunity to be in a place with no sickness, suffering, or misery would be paradise. To eat dinner with Jesus Christ would be like a dream come ...
July 13, 2014

Chemistry
A sample of nitrogen occupies a volume of 300ml under a pressure of 380 torr at -177C. What would be the volume at STP? I know the answer is 430mL but I don't know which equations to use to formulate the calculation.
May 1, 2014

Help Ms.Sue!!! Social Studies
wrong
May 1, 2014

Physics
A charge q1 of -5.00*10^-9C and a charge q2 of -2.00*10^-9C are separated by a distance of 40.0cm. Find the equilibrium position for a third charge of 15.0*10^-9C
April 22, 2014

chemistry
The breakdown of p-nitrophenylphosphate at pH 2.6 is a first order hydrolysis process.. a) 12.5mmol of NPP were dissolved in 200mL of water at 77degrees celcius after 50mins the amount of NPP dropped to 10mmol. Calculate the average rate of this reaction and the rate constant ...
April 12, 2014

Statistics
30
April 7, 2014

health
D. I think it's D that's what makes sense
March 27, 2014

Algebra Question~!
I must ask Reiny, why must they give us the answer? From my understanding this site is merely to help people acquire the answer by giving the helpful hints about how to solve the problem, not provide it to them.
March 15, 2014

physics
bjgu
March 15, 2014

phys
8010
March 14, 2014

MATH
2BOYS:7GIRLS=5BOYS:?GIRLS OPTIONS ARE 24,25,124,15 PLEASE CALCULATE IT.
March 3, 2014

MATH
2BOYS:7GIRLS=5BOYS:?GIRLS PLEASE SOLVE IT. OPTIONS ARE 24,25,124,15
March 3, 2014

MATH
2BOYS:7GIRLS=5BOYS:?GIRLS. PLEASE SOLVE IT
March 3, 2014

science
if you have two samples of the same volume. the mass of sample A is higher than that of sample B. which sample has the greatest density?
February 16, 2014

Science
Thanks! I got 100%
January 29, 2014

Science
Thanks
January 29, 2014

Science ~CHECK MY WORK PLEASE~
A is correct
January 28, 2014

Science
D is correct
January 23, 2014

health
ya what is the answer
January 10, 2014

combinatorical mathematics
Is this from brilliant?
December 9, 2013

physics
A stone is dropped from rest at the top of a mine shaft. It takes 58 s for a stone to fall to the bottom of a mine shaft. How deep is the shaft? The acceleration of gravity is 9.8 m/s2 .
October 27, 2013

Math 3rd grade
1500 and 200
October 4, 2013

Math
The m angle is 30 times more than twice angle B. If angle A and angle B form a linear pair find the measurement of both angles.
September 8, 2013

English
I'm working on a complements assignment, and I understand what they are, but I'm a little thrown off by something: Take the sentence, "At first this Saturday had been a warm, sunny day." Saturday is the subject, had been is the verb phrase, and the complement...
August 19, 2013

Calculus
Thank you very much
July 17, 2013

Calculus
How would you go about finding the derivative of y=1/(3x^2)-5/(2x)?
July 17, 2013

statistics
what
June 23, 2013

Physics
the force on the object is F = ma = 0.00511 kg*0.824 m/s^2 = 0.00421 N and k = N/s = 0.00421 N/0.0455 m = 0.09254 N/m
May 7, 2013

Financial Literacy
6600.00
May 1, 2013

Physics
213
April 15, 2013

Algebra
stop cheating
March 12, 2013

Cultural Anthrolpogy
nnn
March 6, 2013

World history; HELP
how did nationalism shape the development of europe in 1800
February 27, 2013

Maths
9
February 19, 2013

physics
A 0.10 kilogram ball dropped vertically from a height of 1.0 meter above the floor bounces back to a height of 0.80 meter. The mechanical energy lost by the ball as it bounces is aprox. a. 0.080 J b. 0.20 J c. 0.30 J d. 0.78 J
January 28, 2013

math
In an electrical circuit, the current passing through a conductor varies inversely with the resistance. Suppose that when the current is 2A (amperes), the resistance is 115ohms. What is the resistance when the current is 5A ?
November 7, 2012

math
In an electrical circuit, the current passing through a conductor varies inversely with the resistance. Suppose that when the current is 2A (amperes), the resistance is 115ohms. What is the resistance when the current is 5A ?
November 7, 2012

math
In an electrical circuit, the current passing through a conductor varies inversely with the resistance. Suppose that when the current is 2A (amperes), the resistance is 115ohms. What is the resistance when the current is 5A ?
November 7, 2012

7th grade social studies help quick please
Lame, Staccccy, and Derick why are you on here then?!?!?!?
October 10, 2012

math
nevermind i got the answer (:
September 4, 2012

math
complete the pattern starts at 0.22 _ _ _ ends at 0.84 fill in the blanks
September 4, 2012

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