Tuesday

July 29, 2014

July 29, 2014

Total # Posts: 621

**HEALTH**

What is an example of having a poor diet?

**math 200 statistics**

ADHD a researcher studying ADHD among teenagers obtains a simple random sample of 100 teenagers aged 13 to 17 and asks them whether or not they have ever been prescribed medication for ADHD. To say that the distribution of sample proportion (P cap), the sample proportion of te...

**chemistry**

Please Help!what will happen if 50mL of 0.022M Na2S2O3, 50mL of 0.010M AgNO3 and 50mL of 0.097m KCl are mixed together? for AgCl, ksp=1.8x10^-10, for Ag(S2O3)2^3-, Kf =2.9x10^13. !

**Math**

Y-2/24 = -5/4

**physics**

In a certain right triangle, the two sides that are perpendicular to each other are 3.80 m and 8.10 m long. What is the length of the third side of the triangle?

**English**

Need help revising this paragraph Some folks don’t mind lots of clutter scattered around the house. Others can’t stand that idea. Even doing dishes can be a point of contention. One roommate might see nothing wrong with placing dirty dishes in the sink and leaving th...

**Physics **

A billiard ball with mass 0.210 kg has a speed of 5.2 m/s and collides completely inelastically with another ball of the same size and mass. I understood the first part of the problem I just need help solving the second part. Another billiard ball traveling at 6.25 m/s collide...

**Chemistry**

You mix 200.0 mL of 0.350 M HCl with a 300.0 mL solution of 0.100 M Ba(OH)2. Calculate the concentration of each ion remaining in the solution after the reaction has reached completion.

**physics**

A 1.54 ×104 N boat experiences a force of 2 000 N from east by the ocean tide and a wind force against its sails with magnitude of 4000 N directed toward the northwest (60° N of W). Find the magnitude and the direction of the resultant acceleration

** 9th grade Geography **

how were natural resources important in shaping the Midwest's industries?

**Critical Thinking **

What assumptionss should you be aware of to ensure that they did not interfere with crital analysis.

**chem**

yes we did.. so the answer is the same? i dont know how to work it out. Thanks

**chem**

yes we did.. so the answer is the same? i dont know how to work it out. Thanks

**chem**

no typeo dr bob... the question reads.. 0.788g/cc

**Chem**

Fingernail polish is mainly acetone (C3H6O) and has a density of 0.788gcc. A. HOW MANY GRAMS OF ACETONE ARE IN A O.5L BOTTLE B HOW MANY MOLECULES OF ACETONE ARE IN THAT SAME BOTTLE

**math**

a plumber has 12 1/2 feet of plastic pipe he uses 3 2/8 feet for the sink line and 5 3/4 feet for the washing machine . he needs approximately 3 1/2 feet for a disposal. does he have enough pipe left for a disposal?

**math**

(3/2)(1/3+ 1) (2+7/4)(7/4)(7/4) ---> / that stands for a fraction

**math**

thank you

**math**

I think 14

**math**

-56 + 14(5)

**math**

-56+14= -42

**math**

a group of hikers begin their expedition at the grand canyon at an elevation of 56 feet below sea level at 5:00 am .if they climb 14 vertical feet up each hour until 10:00 am ,what is their new elevation ?

**math**

no

**math**

the temperature in the desert can drop as much as 40'f from noon to midnight .At noon on july 31st the temperature in sahara desert is 3'f .If th temperature drps 39'f by midnight , what is the temperature at midnight ?

**math**

MS.powell has -$25 in her checking account after withdrawing money from the atm .How much did Ms.Powell withdraw if she had $85 in her checking account before she withdraw the money?

**math**

nemo is swimming 47 feet below sea level . he ascends 16 feet in the water . what is nemos current position ?

**Statistics**

A department store is running a promo one Saturday by giving out coupons for $10 of free merchandise. However, one-third of customers spend $40, and one-third spend$75. The remainder of customers who come in the store do not take advantage of the promo at all. A) find expected...

**Math**

My 30 year mortgage loan is $255,413 with a monthly payment of $1,321.33 at 6%. There are only 8 years remaining. what is the payoff?

**Calculus**

A rancher wants to build a rectangular pen with an area of 150 m^2? a. Find an equation for the perimeter P in terms of W and L . b. Use the given area to write an equation that relates W and L . c. Find the pen dimensions that require the minimum amount of fencing. Width = Le...

**Calculus**

A rancher wants to build a rectangular pen with an area of 150 m^2? a. Find an equation for the perimeter P in terms of W and L . b. Use the given area to write an equation that relates W and L . c. Find the pen dimensions that require the minimum amount of fencing. Width = Le...

**Chemistry**

Let's say that you are asked to design an airbag for a car. You know that the bag should be filled with gas with a pressure higher than atmospheric pressure, say 828 mmHg at a temperature of 22.0 C . THe bag has a volume of 45.51. What quantity of sodium azide should be us...

**Calculus**

can you show me the steps for b. pls

**Calculus**

find an equation of the tanegent line to the curve 3xsquared + 5ysquared=8 at the point (1,1)

**Chemistry**

Write a net ionic equation to show that quinoline, C9H7N, behaves as a Bronsted-Lowry base in water.

**Computer Science**

A memory in 64bit architecture has size 1,024Mbytes (note that 1,024 = 2^10). 1)How many 64-bit words is its capacity? How much is this capacity in bits? How much is the same capacity in bytes? 2)How many cells does this memory have? If we want to be able to reference every ce...

**physics**

A train accelarates uniformly in a straight line at 0.3m/s^2 from rest. Calculate the velocity 15 seconds after its departure. Calculate time taken to reach 30km/h and calculate Distance covered by the train

**science**

A train accelerates uniformly in a straight line at 0.3m/s from from rest. Calculate the velocity 15 seconds after its depature. Calculate the time taken to reach 30km/h and the distance covered by the train.

**reading**

Has anyone ever read the book tiger rising?

**social studies!!!**

Thank u!

**social studies!!!**

Does anyone know ten DIFFERENT physical features of algeria( in africa) !! If anyone can give me them ur aa life saver"!

**algebra**

volume of cone varies jointly as square of its radius and its height if volume of a cone is 27pie cubic inches when radius is 3 inches and height is 9 inches find volume of a cone when radius is 4 inches and height is 3 inches

**Math**

Thank you!

**Math**

Typo. Students.

**Math**

There are 30 sultry dents in the class. 20% of the students received an A on the last math test. How many students received an A?

**science**

The driving pulley of a motorbike rotates at 3 r/s and has a diameter of 300mm. The pulley exerts an effective force of 2000N at a point on its periphery. Calculate the turning moment and the power in Kw .

**physics**

A vehicle with a mass of 2 tons travels on a horizontal road at a speed of 126km/h.The driver notices a donkey at the side of the road and decides to reduce speed. The brakes are applied and the vehicle slows down to 72km/h after 5 seconds. Calculate the distance travelled dur...

**physics**

How do you convert 126km/h to m/s

**physics**

A vehicle with a mass of 2 tons travels on a horizontal road at a speed of 126km/h.The driver notices a donkey at the side of the road and decides to reduce speed. The brakes are applied and the vehicle slows down to 72km/h after 5 seconds. Calculate the acceleration of the ve...

**social studies!!!**

What does question 7s answer mean???

**social studies!!!**

What does question 7s answer mean???

**social studies!!!**

Hannah i tryed that before and it didnt work. Thank u damon!!!

**social studies!!!**

I left my textbook in my locker...again. sorry If u can find me a website to help me...great...if u can answer them...even better!! 1. Would shipping be easier to block in the gibralter or bosporus strait? Why? 2.what countries rely on the strait of hormuz to ship their oil? 3...

**CHEMISTRY HELP!**

Calculate [Cu2+] in a 0.10 M CuSO4 (aq) solution that is also 6.4 M in free NH3 . Cu2+(aq) + 4NH3(aq) --->[Cu(NH3)4]2+ (aq) kf = 1.1 x 10^13

**english**

Write a paragraph naming three possible agendas and one example of each that you might find in the media.

**math**

1/3 =

**Math**

Referring to the experiment of rolling two fair dice, let A be the event that the total is less than eight and let B be the event that the total is even. Draw a Venn diagram corresponding to this experiment and events A & B (using probabilities). 1

**Math**

Referring to the experiment of rolling two fair dice, let A be the event that the total is less than eight and let B be the event that the total is even. Draw a Venn diagram corresponding to this experiment and events A & B (using probabilities). 1

**math**

the distance between town A and town B was 210km. At 9:20pm a bus sets off from town A to town B and a car left from town B to town A. The average speed of the bus was 60km/h and the average speed of the car was 80km/h. a)Calculate the time at which the car passed the bus. b)H...

**science. neep help ASAP**

Ik but she put lots of lines for the title so im guessing it has to be more than one word. I think she was refurring to like family or species or order or genus i really dont know

**science. neep help ASAP**

PLEASS help ASAP. I FORGOT MY FOLDER iN MY LOCKER AND I HAVE NO CLUE WHAT These are. If u can give me the annswer to this one question then i can do all the other ones. DIRECTIONS: in the exercise that follow, arrange the items listed into different groups. Give each group a t...

**architecture**

What are the major characteristics of Mannerist art and architecture? Select a Mannerist painting, sculpture, and architectural work, and describe the Mannerist features of each.

**Grammer**

The butterflies were like floating jewels. SIMILE

**Grammer**

The butterflies were like floating jewels. SIMILE

**Grammer**

Is a feather dancing in the wind. METAPHOR

**Grammer**

butterflies are fairys. METAPHOR

**Math**

Aren't u supposed to make 20 into a decimal and multiply that by 68? That's what I learned. Either I'm right or he tought my grade wrong lol

**Math**

Aren't u supposed to make 20 into a decimal and multiply that by 68? That's what I learned. Either I'm right or he tought my grade wrong lol

**physics**

94

**math**

galileo showed that objects of different weights fall at the same velocity by dropping 2 objects of different weight form the top of the leaning tower of pisa. a model for the heigh h in feet of an object dropped from an initial h0 feet is h=16t^2+h0, where t is the time in se...

**Chemistry**

The rate of a first-order reaction is followed by spectroscopy, monitoring the absorption of a colored reactant at 520 nm . The reaction occurs in a 1.29-cm sample cell, and the only colored species in the reaction has an extinction coefficient of 5700 cm-1M-1 at 520 nm . a) C...

**Chemistry**

The rate of a first-order reaction is followed by spectroscopy, monitoring the absorption of a colored reactant at 520 nm . The reaction occurs in a 1.29-cm sample cell, and the only colored species in the reaction has an extinction coefficient of 5700 cm-1M-1 at 520 nm . a) C...

**math**

Thank you very much

**math**

Oh and my guessed answer was 20/30

**math**

I'm trying to get ahead of my class and do the in class project at home but I can't figure out what 20 as a fraction is. Can anyone help me out?

**ANSWER MY QUESTION**

An atom makes up an element

**ANSWER MY QUESTION**

Omg really? Ya. U know u could have looked that up on google but w.e

**6th grade s.s forgot textbook in locker!!!!**

Wow thank u so much. I bet u hear that everyday right? Hehe

**6th grade s.s forgot textbook in locker!!!!**

Well ur not helping me at all! I put those up there because I needed help and nobody s helping..... like u said isn't that what ur here for? Please please please please PLEASE HELP ME! Detentions make me feel like I'm in jail or they seem like that. Can u give me a web...

**6th grade s.s forgot textbook in locker!!!!**

First lf all this is what the site is for u just don't know how to use it. U didnt say this to anyone else when u were TRYING to help themm.And I did look them up on the internet if u could read that's what I put up there. The internet doesn't answer them correctly...

**6th grade s.s forgot textbook in locker!!!!**

Need help immediatly!!! If someone already posted please still post! And I'm not doing this becuze I'm lazy but becuze I forgot my textbook in my locker and there's nothing on the internet to help!!! TOPIC: NORTHERN EUROPE 1.What river makes london a center for wor...

**Reading/language arts**

Ohhh thank u very much it took me awhile lol but that was a random sentence hahaha!!!! I love it.

**Reading/language arts**

They lay under the canopy while the wind tramples upon the trees like a monkey on a rampage. Lol i dk I'm trying my best :)

**Reading/language arts**

The COWS are dwelling up the stairs in a herd. Get itbecuze I'm comparing kids at school going up the stairs. Lololol haha I really don't know what to right I'm just trying to help lolololol!!!

**Reading/language arts**

The COWS are dwelling up the stairs in a herd. Get itbecuze I'm comparing kids at school going up the stairs. Lololol haha I really don't know what to right I'm just trying to help lolololol!!!

**computer**

But I'm not 100% sure I'm 98 percent sure lolz

**computer**

But I'm not 100% sure I'm 98 percent sure lolz

**computer**

I got C

**math**

1 out of 6

**math. need help asap!!!!!**

Thanks but I finished!!! Thank u so much. Ur my new favorite teacherr!!! Now I'm gonna be coming to u for help becuze I love how u don't just tell me the answer u actually teach me something. Lol good night

**math. need help asap!!!!!**

Thanks but I finished!!! Thank u so much. Ur my new favorite teacherr!!! Now I'm gonna be coming to u for help becuze I love how u don't just tell me the answer u actually teach me something. Lol good night

**math. need help asap!!!!!**

Is that the answer???

**math. need help asap!!!!!**

Sorry I took so long, I didn't know u answered!!! Oh and its 5

**math. need help asap!!!!!**

Sorry I took so long, I didn't know u answered!!! Oh and its 5

**math. need help asap!!!!!**

Wow thanks sooooooooooo much. R u a teacher???? And idk how to do them so I don't have a real answer to the others but I'll give it a shot. :) so i think 1.1 equal 1/10. Idk what 1/5 turned into a decimal is.... maybr 1.5 or .15 . And I can't get the last questions...

**math. need help asap!!!!!**

What's 0.8, and 1.1 as mixed numbers. What's 1 1/2, and 1/5 as decimals? What's 0.09, 2.46, 3/5, and 99/100 as percents. Please help. Due tomorrow!!!

**5th grade Language Arts**

1. Onomatopoeia 2.alliteration 3.metaphor ( just so u don't second guess urself)

**5th grade Language Arts**

1. Onomatopoeia 2.alliteration 3.metaphor ( just so u don't second guess urself)

**science**

Can somebody write an acrostic poem for the ELEMENT mercury?? Thank you very much

**science**

Omg thanks that's awesome but I already past in the project and now I regret checking back in to see if anybody answered!! :(((

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