Saturday

July 23, 2016
Total # Posts: 695

**Chemistry**

How many grams of O2 are there in a 50.0L tank at 21*C when the pressure is 1.19x10^4mmHg?
*July 19, 2016*

**Math **

A framed picture 20 inches wide and 36 inches high is shown in the diagram below. The picture will be hung on a wall where the distance from the floor is 10 feet. The center of the picture frame must be 2 3/4 feet from the floor. A) determine the distance from ceiling to the ...
*June 27, 2016*

**History **

I agree with C
*May 9, 2016*

**Algebra**

My bad. That was ment for a different post but close to yours 😉
*May 3, 2016*

**Algebra**

Let us take AC=Length of a ladder BC = Distance between ladder base and wall of a building. AB = Distance which we have to find out.( A point where ladder rests) Triangle formed is angle ABC which is right angle triangle. In angle ABC , AB^2 + BC^2 = AC^2 AB^2 = AC^2 - BC^2 AB...
*May 3, 2016*

**sails math**

A chemist has a solution that is 70% acid and another that is 45% acid. How many liters of each should he mix to obtain 300 liters of a solution that is 65% acid?
*April 29, 2016*

**math**

how long would it take money to triple in an account with a one-time deposit earning 9% interest compounded two times per year?
*April 27, 2016*

**US History**

So it's B not D?
*April 27, 2016*

**US History**

So after reading the section in that artical " The Korean war reaches a Stale Mate" I think I am right on it being D, am I correct Ms. Sue?
*April 27, 2016*

**US History**

I am pretty sure it's D, but would like reassurance please!
*April 27, 2016*

**US History**

Hello, I am filling out a study guide for a test coming up in two days, and I can not seem to find this answer in my text book. Could someone please help? Which of the following is true of the Korean conflict? A. It ended with an enormous American victory. B. It ended roughly ...
*April 27, 2016*

**Chemistry DR BOB**

Under standard conditions of 1 atm and 298.15K, the half-cell reduction potential E,zero for the anode in a voltaic cell is 0.37V. The half-cell reduction potential E,zero for the cathode of the cell is 0.67V. The number of moles, n, of electrons transferred in the redox ...
*March 16, 2016*

**English 11**

Write a paragraph summarizing lines 100-250 in the book called the ministers black veil
*March 8, 2016*

**math**

Write the equation for a line that passes through the points (3,-2) and (-1,0). We have to put it in y=mx+b format. So far i have gotten y=-1/2 but i still need the +b part and I'm not sure how to get it.
*March 8, 2016*

**Social Studies**

1. How did World War 1 change warfare? A. By introducing the atomic bomb B. By showing the effectiveness of trench warfare C. By using tanks, airplanes, and machine guns D. By demonstrating the success of the blitzkrieg 2. Which of the following was a result of World War 1? A...
*February 29, 2016*

**Physics**

P= 231fraction numerator f t asterisk times l b over denominator s end fraction t= 14.3s W= ?
*February 22, 2016*

**Math **

A science class has 3 girls and 3 boys in the seventh grade and 4 girls and 1 boy in the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the students she selects are both boys?
*February 14, 2016*

**Physics**

A plate made of steel has a 18.9979 mm diameter hole cut into it. A 19.0000 mm diameter ball made of glass is sitting in the hole. Both are at an initial temperature of 9.00 deg. C. If the plate and ball are both heated, at what temperature will the ball just fit through the ...
*February 8, 2016*

**La **

What is the secret to reaching someone with words?which of the columns "concrete mixers" or "the city is so big" or "Harlem night" song best use his words to create a vision or an idea of the city for you in the paragraph state your opinion into ...
*February 5, 2016*

**Physical Science**

Yes, this is A
*January 25, 2016*

**Language Art**

What are the questions?
*January 25, 2016*

**ART 4 QUESTIONS PLZ HELP ASAP**

Yes, Sid is right!
*January 15, 2016*

**science**

which of the following is a constant, or control variable, in this experiment?
*January 14, 2016*

**Pre- Algebra **

You buy x pairs of shoes that each cost $24.95 the same number of socks that each cost $4.75 and a pair of pants that costs $29.99 write an expression in simplest form that represents the total amount of money spent. Would you add them all together?
*January 13, 2016*

**math**

Jose invests money in two simple interest accounts. He invests twice as much in an account paying 10% as he does in an account paying 7%. If he earns $94.50 in interest in one year from both accounts combined, how much did he invest altogether? Total Principal in Both Accounts...
*January 9, 2016*

**HELP ME HEALTH 3 QUESTIONS**

You were right about 2 and 3 but 1 is B.
*January 8, 2016*

**Math**

The product of 16 and g
*December 15, 2015*

**Writing Skills**

Which of the following statements about connecting paragraphs is correct? A. A good connection between two paragraphs is an implied transition. B. Two paragraphs may be joined by an action verb. C. You can use a pointing word that that refers to a word in the previous ...
*December 9, 2015*

**physics **

A 65.5 kg high jumper leaves the ground with a vertical velocity of 8.1 m/s. How high can he jump? The acceleration of gravity is 9.8 m/s2 .
*December 1, 2015*

**math**

The area of a square floor on a scale drawing is 100 square centimeters and the scale of the drawing is 1 centimeter:2ft. What is the area of the actual floor? What is the ratio of the area in the drawing to the actual area?
*November 16, 2015*

**Math**

If the original building is 810 meters tall, what was the scale used to make the model?
*November 16, 2015*

**English**

Thank you both for your answers! I left out the 'I'll still be a customer' part, and in my study guide the letter isn't that long, which is why I didn't add that many sentences.
*November 13, 2015*

**English**

Please review my complaint letter for school? Is it formatted correctly? November 13, 2015 Apple Inc. 1 Infinite Loop Cupertino, CA 95014-5723 To whom it may concern: I am writing to inform you that the product I’ve ordered from your company has not yet arrived. On ...
*November 13, 2015*

**Social Studies**

In the compromise of 1820 what was the status of the unorganized territory?
*November 10, 2015*

**Chemistry DRBOB HELP ME PLEASE**

Please help me N2O5(g) + H2O(l) --> 2HNO3(l) delta H° = -76.2 kJ H2O(l) --> H2(g) + 1/2O2(g) delta H° = 286.0 kJ 1/2N2(g) + 3/2O2(g) + 1/2H2(g) --> HNO3(l) delta H° = -174.0 kJ Calculate delta H° for the reaction 2N2O5(g) --> 2N2(g) + 5O2(g)
*October 28, 2015*

**Chemistry DRBOB HELP ME PLEASE**

Please help me N2O5(g) + H2O(l) --> 2HNO3(l) delta H° = -76.2 kJ H2O(l) --> H2(g) + 1/2O2(g) delta H° = 286.0 kJ 1/2N2(g) + 3/2O2(g) + 1/2H2(g) --> HNO3(l) delta H° = -174.0 kJ Calculate delta H° for the reaction 2N2O5(g) --> 2N2(g) + 5O2(g)
*October 28, 2015*

**Chemistry**

Dr. Bob I need your help please
*October 27, 2015*

**Chemistry**

Please help me N2O5(g) + H2O(l) --> 2HNO3(l) delta H° = -76.2 kJ H2O(l) --> H2(g) + 1/2O2(g) delta H° = 286.0 kJ 1/2N2(g) + 3/2O2(g) + 1/2H2(g) --> HNO3(l) delta H° = -174.0 kJ Calculate delta H° for the reaction 2N2O5(g) --> 2N2(g) + 5O2(g)
*October 27, 2015*

**SCIENCE HELP PLEASE**

Thank you Mrs. Skibiki all the answers were right :)
*October 26, 2015*

**physcial science**

Was that above comment really necessary!? This is generator for those who are wondering :)
*October 20, 2015*

**help**

I'm not sure how I can explain without giving the direct answer but since this posted a long time ago and you should've looked at the post above, this is dividing the voltage by the power :) Let me know if you want more information on this topic, I'll help!
*October 20, 2015*

**math**

does a horizontal line represent function?
*October 12, 2015*

**math**

its quadrant 1 right?
*October 12, 2015*

**math**

the coordinate (2 -4) is located in which quadrant in the coordinate plane
*October 12, 2015*

**Math**

A food co.packs 24 cans of tuna into a box. The co.has 768 cans to box. If they sell a full box for $12,how much money will the food co.make on these boxes?
*October 1, 2015*

**Please Help**

or is it crack
*September 25, 2015*

**Please Help**

is it a?
*September 25, 2015*

**Please Help**

this is what is says 1890-95, Americanism; earlier crackajack, rhyming compound based on crack (adj.); -a- as in blackamoor; jack 1in sense “chap, fellow”
*September 25, 2015*

**Please Help**

Oh is it er????
*September 25, 2015*

**Please Help**

and the subject is launguage arts
*September 25, 2015*

**Please Help**

or is it jack?
*September 25, 2015*

**Please Help**

is it krak?
*September 25, 2015*

**Please Help**

is the root word for the word crackerjack crack?
*September 25, 2015*

**Science**

Can you Describe what happens when a roller coaster rolls downhill in terms of velocity and acceleration. Is the roller coaster increasing in velocity? Is the roller coaster accelerating?
*September 24, 2015*

**SS**

What do the colonies call themselves in the last part of the document?
*September 23, 2015*

**SS**

Okay. Thank you!! I have a question though the question is what you should do. Should you rebel?
*September 23, 2015*

**SS**

what should people do if a government is not protecting natural rights?
*September 23, 2015*

**SS**

take on the role of a Tory or Patriot and decide if war can be avoided. What are the benefits of preserving peace? What are the reasons for going to war? If the Revolution had been avoided, how would America be different? Subject
*September 23, 2015*

**Social Studies**

The first Englishman who wanted to build a “future Eden” where luxurious items, such as coffee, tea, figs currants, olives, rice and silk, would be produced. This paradise was to be called is it the margravate of azilia?
*September 16, 2015*

**History**

is it the margravate of azilia?
*September 16, 2015*

**History**

The first Englishman who wanted to build a “future Eden” where luxurious items, such as coffee, tea, figs currants, olives, rice and silk, would be produced. This paradise was to be called
*September 16, 2015*

**Social Studies**

what have the earliest people might have seen while crossing the bering land bridge?
*September 9, 2015*

**Math**

Suki's has 54 rock songs,92 dance songs,and 12 classical songs on her play list.If Suki's music player randomly selects a song from the playlist,what is the experimental probability that the song will not be a classical song?Explain your answer.
*September 3, 2015*

**Math PLEASE HELP**

Can someone PLEASE HELP ME?I am really confused. Suki's has 54 rock songs,92 dance songs,and 12 classical songs on her play list.If Suki's music player randomly selects a song from the playlist,what is the experimental probability that the song will not be a classical ...
*September 3, 2015*

**Math**

Suki has 54 rock songs 92 dance songs and 12 classical songs on her playlist . If suki's music player randomly selects a song from the playlist, what is the experimental probability that the song will not be classical
*September 3, 2015*

**Decimals**

How would you say 1.202 in word form
*September 1, 2015*

**Math**

Thank you
*August 27, 2015*

**Math**

Ronnie misses the school bus 1 out of every 30 school days. He sets up the proportion 1/30=180/x to predict how many days he will miss the bus in the 180-day school year. What is Ronnies error?
*August 27, 2015*

**Math**

Thank you so much.
*August 27, 2015*

**Math**

Do I round it to 292
*August 27, 2015*

**Math**

Is the answer 291.4 Thank you
*August 27, 2015*

**Math**

I' m confused
*August 27, 2015*

**Math**

An airline know that,on average the probability that a passenger will not show up for a flight is 6%.If an airplane is fully booked and holds 300 passengers,how many seats are expected to be empty?If the airline overbooked the flight by 10 passengers,about how many passengers ...
*August 27, 2015*

**Science **

A truck whose bed is 2.5m long 1.5 m wide and 1.0 m high is delivering sand for a sand sculpture competition. About how many trips must the truck make to deliver 7 m3 if sand
*August 27, 2015*

**Science**

Why do NBA players wear shoes made of rubber? Think about friction, durability, weight and other factors that make rubber the perfect material for the soles of basketball shoes.
*August 27, 2015*

**Science**

sorry can you name two hempisphers in just georgia
*August 27, 2015*

**Science**

sorry its social studies not science
*August 27, 2015*

**Science**

can you name two hemisphers in duluth ga
*August 27, 2015*

**Science**

do radioactive elements occur naturally on earth
*August 24, 2015*

**Science**

does the air in our atmosphere contains elements that we breathe with every breath
*August 24, 2015*

**math**

-2 + y = 11 solve for y would y be 13?
*August 24, 2015*

**Math**

There are 12 pieces of fruit in a bowl.7 are apples 2 are peaches.What is the probability that a randomly selected piece of fruit will not be an apple or a peach?Justify your answer.
*August 19, 2015*

**precalc**

A projectile is launched from a platform 20 feet high with an initial velocity of 48 feet per second, The height h of the projectile at t seconds after launch is given by h = –16t^2 + 48t + 20 feet. (a) How many seconds after launch does the projectile attain maximum ...
*July 12, 2015*

**Algebra**

A ball is thrown from the top of a building. It's height (y) in feet at any given time (x) in seconds is y=-16x^2+240. What is the maximum height of the ball?
*June 22, 2015*

**Social Studies**

Describe the caste system and it’s the different levels.
*May 15, 2015*

**Social Studies**

South Asia’s flood plains have attracted a great deal of people because of their _______________. rich soil?
*May 15, 2015*

**Social Studies**

Describe the causes and effects of pollution on the Ganges River. What role does population play on this pollution?
*May 15, 2015*

**science**

is a squirrel a animal species
*May 15, 2015*

**Math**

A printing company makes plastic banners 15 ft long by 6 feet wide. How many square meters is the banner? Use 1 foot=0.305meters
*April 27, 2015*

**math**

I think its D, but i also think its A.
*April 9, 2015*

**math**

I got B by using a proportion.
*April 9, 2015*

**math**

It would be C right???
*April 9, 2015*

**math**

Elisa surveyed people in her neighborhood about whether they would like to have a swimming pool in their community park. Of those who responded, 65% were in favor of having a swimming pool. Based on these results, which statement could be true? A. Elisa surveyed 10 people, 6 ...
*April 9, 2015*

**health**

I know this is late but it is the Integumentary System
*March 31, 2015*

**math**

thank you. and the answer is 471....
*March 26, 2015*

**math**

The radius is 5 inches. sorry I just realized I forgot that....
*March 26, 2015*

**math**

what is the volume of a cylinder with a radius of inches and a height of 6 inches ?
*March 26, 2015*

**Math**

Thank you.
*March 26, 2015*

**Math**

A box of Cereal X contains 36 ounces and costs $ 4.99. A box of Cereal Z contains 30 ounces and costs $ 4.50. Which cereal is the better buy ?
*March 26, 2015*