Thursday

July 31, 2014

July 31, 2014

Total # Posts: 1,120

**chemistry**

explain why some numerical values have an unlimited number of significant digits

**chem**

find the volume of a cube of zinc with the following dimensions:3.000 cm , 3.1 cm, 2.99 cm can someone help me set this up it's confusing

**chemistry**

can u just help me with liek two? its hard

**chemistry**

how many significant figures are in the following: 4001.006 0.0000456 10001.00000 10.000000456 2000000 2000000.0 20000000000.00 20

**Statistic**

n: 12 Mean: 220.00 SD: 12.00 α: 0.05 H0:<=200 H1:>200 Reject H0 if t > 1.796 t=(220.00 - 200.0)/(12.00/sq 12) t= 20.00 / 3.46 t= 5.77 Reject H0 because t value is greater than 1.796

**Math- brain teasers!**

42 cats x= cats x=5/6x+7 simplify. 1x-5/6x 1/6x=7 multiply 6 from both sides 7*6=42

**11th grade**

what is the difference between a student loan, a grant and a scholarship and how would you go about applying for each of them.

**world history**

who was the first woman in space?

**5th grade math**

steps to add: 97 4/11 83 5/11 +65 7/33=

**6th grade math**

Use exponents to write the prime factors of 32 and 81, I have no idea???Help

**Literature**

In "A Pair of Silk Stockings," the silk stockings are a symbol of

**Math**

I didn't understand BobPursley expl Am I doing this right? Q. 6 toy cars are in 16in 16 divided by 6=2.66 cars p/in How many in 64in = 64x2.66=24 cars 40in = 40x 2.66= 15 cars 104" = 104 x 2.66= 39cars Explanation 64inches* 6cars/16inches = notice how the units inches...

**Math**

Am I doing this right? Q. 6 toy cars are in 16in 16 divided by 6=2.66 cars p/in How many in 64in = 64x2.66=24 cars 40in = 40x 2.66= 15 cars 104" = 104 x 2.66= 39cars

**math**

do you know a site where i can get an angle measure quiz, angle relationship quiz, and polygons quiz please

**ict yr 8**

Dr Russ thankyou for your help with my cinemas in chester homework.

**ict yr 8**

please could someone help me. i need to find cinemas in my local area of Chester . i have found several sites but can`t find what i need. i need to find prices,opening times, coming soon films and age restrictions. thanks so much to everyone who helps!

**Ethnic Diversity**

I agree with Bianca, I hate this class and I pray to the gods every day for it to end. As a friend of mine pointed out a lot of the questions are biased and out of date.

**Driver's ed?**

idkkk

**no subject**

5 reasons to increase alertness on the road

**chemistry**

whats the use of an iron ring and a descrption for it

**chemistry**

answer any of these please .02 cg= Ug(u is cursive) .076 dL=___nL 30741cursive uL= __ kL 427 m=____ Mm 3.642 dL=_____ kL 543 nm=___ um .0867 mg=___ ng 70.267 ML=__ dL 1027 ug=____g 100 km =__ cg 1076 dL=___kL 34789 g ___ kg 16.3 g=___ cg 73.46mm =___dm 10.467 pg =___cg

**chemistry**

oh it means centigram please try to help me

**chemistry**

no it says cg as my homework omgg im going to fail

**chemistry**

it says cg at the end of it? help please

**chemistry**

16.3g equals how many cg? someone helllllllllllp

**Si conversions**

16.3 g =? cg

**chemistry**

.001 Ml= how many mL

**MATH**

THE ANSWER IS 364

**MATH**

I SEE 4 THEN IT SEEMS LIKE THEY ADDED A 0 TO THE NEXT 4TO MAKE 40 SO MAYBE IF I ADD ANOTHER 0 IT WOULD BE 400

**MATH**

COULD THE ANSWER BE 400

**MATH**

WHAY WOULD BE THE NEXT NUMBER IN THIS PATTERN AND WHAT RULE DOES IT FOLLOW? 4,13,40,121,

**MATH**

DURING A THUNDER STORM AND LIGHTNING STORM, TO ESTIMATE HOW FAR AWAY THE STORM IS, COUNT THE NUMBER OS SECONDS BETWEEN THE TIME YOU SEELIGHTINING AND HEAR THUNDER. DIVIDE THAT NUMBER BY 5 TO FIND THE DISTANCE IN MILES TO THE STORM. WRITE A SENTENCE TO DESCRIBE THE PATTERN THAT...

**MATH**

WHAT WOULD BE THE NEXT NUMBER IN THESE PATTERNS AND WHAT RULE DO THEY FOLLOW? 2,7,6,11,10, 1,2,3,6,7,14,

**Algebra**

Simplify the expression: 12t^2 + 12t + 3 over 4t^2 - 1 i know that 3 is the GCF in the numerator, but i am so lost!

**precalc**

so the general form equation is (x-4)^2 + (y-5)^2 = 34 ? then what is the standard form?

**precalc**

does anyone know the general form equation of a circle with a center (4,5) that passes through (-1,2) ...and just checking, would the standard form equation be: (-1+4)^2 + (2+5)^2 = 58

**science**

What has 23 b's (or bees) in it?

**Chemistry**

The general statement: "like dissolves like" means: identical compounds will dissolve to form a solution. one stronger component must beak down the weaker component. liquids will only dissolve in liquids. solid will dissolve in liquids. the components of a solution ...

**math**

translate to an algebra statement. seven times the difference of six and twice a number yields the same result as the same number decreased by one

**grammar**

Which do I use whom/who. I am typing an affidavitt, I am stating someone is deceased. John Doe, whom/who deceased May 15, 2008, whom/who had the following three childre.....

**accounting**

Diamond Company produces a chair that requires 5 yds. of material per unit. The standard price of one yard of material is $7.50. During the month, 8,500 chairs were manufactured, using 43,700 yards at a cost of $7.60. Determine the (a) price variance, (b) quantity variance, an...

**accounting**

The Delicious Cake Factory owns a building for its operations. Delicious uses only half of the building and is considering two options that have been presented to them. The Candy Store would like to purchase the half of the building that is not being used for $550,000. A 7% co...

**legal**

what are the steps leading to a crimnal trial

**english**

is this a good introduction What is it about America that people from different countries want to come here even if it means illegally? Maybe it’s because America is the” land of the free”, according to Key S. (1814), The national anthem. Truly the U.S. is becom...

**english**

would it be simpler to write a paper that to create a full-sentence outline? why or why not

**english**

what step do you take to turn a outline into the body of a rough draft?

**algabra**

how do i factor 4x^2-12x

**science**

Does Charles Darwin have any supporters for his theory of evolution?

**science**

when did charles darwin find out about evolution?

**Business Finance**

Given the current financial information for both Microsoft and Coca Cola, how do calculate the expected dividend yield of Microsoft(MSFT) and Coca Cola(KO. The growth or capital gains yield? The total expected return for Microsoft and Coca Cola? I'm not quite sure what num...

**Medical Terminology**

abbreviations are so commonly used and in order to keep from errrors we need to eliminate them by useing full words first then abbreviations and eliminate all the more error prone ones

**Social Sutdies/History**

What American is referred to as the Champion of the Working Man?

**Math**

y-13=72/12 y+13=13/1+72/12=165/12+72/12 y= 237/12 y=19 9/12 y=19 3/4 ??? am I close

**5th grade math**

10 4/5, thanks

**5th grade math**

54 over 5

**5th grade math**

how do I multiply 18 x 3/5= 18/1 x 3/5, do i find common denominator, then straight across?

**advanced math**

Okay, thank you.

**advanced math**

Sorry, I meant that the equation is z=4x^2-8. I forgot to add the z if that makes a difference.

**advanced math**

Hi, My equation is 4x^2-8. I think the independent variable for the equation is 4 and the dependent is x. Is that right? I also have to find the domain and range but I'm not sure how to find those for this equation.

**math**

how did you do htat? why does it become 18 9/8?

**math**

Thank you 19 3/8 - 4 3/4= 19 6/8 - 4 6/8= 5 ?

**math**

5th grade math.. convert 95*C to *F = 6/7 x 14 = 12? 7 3/5 / 1 1/5= 19 3/8 - 4 3/4= Help

**math**

My apologies to Ms. Sue, but your assumptions are not correct. i just need help on my math homework, for I am mathematically impaired and any help is much appreciated.

**math**

The IV dose of mannitol is 1.5g/kg, administered as a 15% solution. How many mls of the solution should be administered to a 150 pound patient?

**math**

thanks for the input!

**math**

You have a 70% dextrose solution. How many grams of dextrose are in 400ml?

**math**

A prescription calls for erythromycin 400mg/5ml, dispense 100ml. The dose is 40mg/kg/day and the child weighs 44 pounds. The sig. reads ____tsp qid until gone. What would the tsp dose be? How many days will the prescription last?

**math**

A physician orders 2gms of an antibiotic to be placed in 1000ml of D5W. Using a constituted injection that contains 300mg/2ml, how many mls should be added to the IV solution?

**SCIENCE**

SO THAT MEANS THE CENTRIPETAL FORCE WILL BE LARGER?

**SCIENCE**

IF AN OBJECT IN A CIRCULAR MOTION BEGINS TO MOVE FASTER, WHAT HAPPENS TO THE CENTRIPETAL FORCE?

**Math**

FREDDIES ACCELERATION WAS -3.75

**math**

(5+5A)-(A-4) I CANT HELP U WITH THE SECOND ONE

**health**

what local resoures are available to someone with AIDS.

**math**

The adult dose of a liquid medication is 0.1ml/kg to be administered in a single dose. How many teaspoonfuls should be administered to a person weighing 220 pounds?

**math**

How many mls of aminophylline injection containing 250mg/10ml should be used in filling a medication order that calls for 15mg of aminophylline?

**math**

A physician orders 2gms of an antibiotic to be placed in 1000ml of D5W. Using a constituted injection that contains 300mg/2ml, how many mls should be added to the IV solution?

**math**

How many capsules, each containing 250mg, are needed to provide 50mg/kg/day for 10 days for a person weighing 176 pounds?

**math**

thanks!

**math**

An antibiotic is reconstituted with 128ml of water to yield 250mg/5ml. A) If the child weighs 66 pounds what will the dose be at 5mg/kg/dose? B) If the medication is given qid x 10 days, will the 150ml bottle be enough?

**math**

A patient has been instructed to take 15ml of alumina and magnesium oral suspension every other hour for four doses daily. How many days will two 12 oz bottles last?

**Math**

I love math.

**Health insurance**

Number 2 is the answer it's on page 271 in your textbook

**art**

What are the "degrees removed from reality?"

**physics**

The center of a 4.0 kg sphere and a 7.5 kg sphere are seperated by a distance of 1.5 m where is the center of mass of the two sphere system

**physics**

the cener mass of an object (a)always lies at the center of the object (b) is at the location of the most massive partical in the object (c)always lies within the object, or (d) none of the preceding

**physics**

in apool game,a cue ball traveling at 0.75 m/s hits the stationary eight ball The eight ball moves with a velocity of 0.25 m/s at an angle of 37 deg reletive to the cue balls inital direction assuming that the collision is inelastic at what angle will the que be deflected and ...

**physics**

Two balls with masses of 2.0kg and 6.0kg travel toward each other at speeds of 12 m/s and 4.0 m/s respectivly. If the balls have a head on inelastic collision and the 2.0 kg ball recoils with a speed of 8.0 m/s how much kinetic energy is lost in the collision?

**physics**

a 100-g bullet is fired horizontally into a 14.9kg block of wood resting on a horizontal surface and the bullet becomes embedded in the block. if the muzzle velocity of the bullet is 250 m/s , what is the speed of the bullet immedatly after the impact (neglect surface friction)

**physics**

To get off a frozen frictionless lake, a 70.0kg person takes off a 0.150-kg shoe and throws it horizontally directly away from the shore with a speed of 2.00m/s. If the person is 5.0 m from the shore, how long does it take for him to reach it?

**physics**

a 1.0 kg ball is thrown horizontally with a velocity 15 m/s against a wall. If the ball rebounds horizontally with a velocity of 13 m/s and the contact time is 0.020s what is the force exerted on the ball by the wall?

**physics**

a pool player imports an impulse of 3.2 N*s to a stationary 0.25-kg cue ball with a cue stick what is the speed of the ball just after impact

**physics**

find the magnitude of the linear momentum of (a)7.1-kg bowling ball traveling at 12 m/s and(b)a 1200-kg automobile traveling 90-km/h

**physics**

if a 60-kg woman is riding in a car traveling at 90 km/h is her linear momentum relitive to (a) the ground or (b)the car

**physics**

linear momentum has units of (a)N/m (b)kg*m/s (c)N/s (d)all of the preceeding

**History**

Yep its def D

**physics**

A skier coasts down a very smooth 10-m high slope. if the speed of the skier on the slope is 5.0-m/s what is his speed at the bottom of the slope?

**physics**

a change in gravitational potential (a) is always positive (b)depends an the referance point (c) depends on the path or (d) depends only on the inital and final positions. explain

**physics**

a 3.0-g bullet traveling at 350-m/s hits a tree and slows down ununiformly to a stop while penetrating a distance of 12-cm into the trees trunk. what was the force exerted on the bullet to bring it to a rest?

**physics**

a 1200-kg automobile travels at a speed of 90-km/h (a)what is the kinetic energy? (b) what is the net work that would be required to bring it to a stop?

**physics**

a student could either pull or push , at an angle of 30 deg from the horizontal, a 50-kg crate on a horizontal surface, where the coefficient of kinetic friction between the crate and the surface is .20 the crate is to be moved a horizontial distance of 15-m (a) compared to pu...

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