Thursday

July 24, 2014

July 24, 2014

Total # Posts: 210

**Chemistry**

The average adult has about 9.0 pints of blood. If 20 drops of blood is = to 1 mL. How many drops of blood does the average human contain? Is the answer 85,1400 drops or 85,000 drops or neither? Thanks!

**Chemistry**

Caffeine is 49.47% carbon, 5.19% H, 28.8%N and 16.48% O. What is mass of carbon in 37.1g of caffeine?

**Math**

(1.0900 x 10to the 4th) X (2.098X 10 to the 14th) divided by (7.45x 10 to the negative 6th power)

**math**

[7-(-8)]|-6|=

**chemistry**

a patient receives 250 mL of a 4.0% (m/v) amino acid solution twice a day. a) how many grams of amino acids are in 250mL of solution? b) how many grams of amino acids does the patient receive in one day? For a) I came up w/10g and for b) I came up w/ 20g in 1 day. Is this righ...

**chemistry**

calculate the volume(ml) of a 0.215M KOH solution that will completely neutralize each of the following? a) 2.50ml of a 0.825M H2SO4 solution b) 18.5ml of a 0.560 M HNO3 solution c) 5.00mL of a 3.18 M H2SO4 solution

**Anthropology**

why do you think that members of a professional academic association(American Anthropological Association) decided to issue an official statement about race? [hint: what is politically relevant about the beginning and growth of anthropology as a discipline?]

**Chemistry**

How do you work the problem 1:10 dilution of 75mL of 2.5M H2SO4

**chemistry**

Just wanted to say thank you to DrBob for responding back even if he wasn't able to answer the question posted on Thur. 4/14/2011. If there is anyone else who can answer I'd appreciate it.

**chemistry**

Its 5:23pm Ive just checked to see if I've gotten a response,looks like mine has been skipped over. I see questions that were asked after mine and the one right before mine. I never got an answer. What's up?!

**chemistry**

I don't know how to explain or if Ive got my homework answer correct. The question is: A patient on dialysis has a high level of urea, a high level of sodium and a low level of potassium in the blood. Why is the dialyzing solution prepared with a high level of potassium bu...

**chemistry**

How many grams are in 2.25 mole of NaBr?

**chemistry**

A sample of Nitrogen(N2)& Helium has a volume of 250mL @ 30degrees celsius & a total pressure of 745 mmHg a)If the pressure is 32mmHg what is the partial pressure of the Nitrogen? b) What is the volume of the Nitrogen at STP? Did not understand previous answer given!

**chemistry**

A sample of Nitrogen(N2)& Helium has a volume of 250mL @ 30degrees celsius & a total pressure of 745 mmHg a)If the pressure is 32mmHg what is the partial pressure of the Nitrogen? b) What is the volume of the Nitrogen at STP?

**chemistry**

Gasahol is a fuel containing ethanol(C2H6O) that burns in oxygen (O2)to give carbon dioxide and water. a)How many moles of O2 are needed to completely react with 4.0 moles of C2H60? b) If a car produces 88g of CO2,how many grams of O2 are used up in the reaction? c)If you add ...

**chemistry**

If a car produces 88g of CO2, how many grams of O2 are used up in the reaction?

**physics**

thank you!

**physics**

A dart is thrown horizontally with an initial speed of 6 m/s toward point P, the bull's-eye on a dart board. It hits at point Q on the rim, vertically below P, 0.29 s later. Neglect air resistance. (a) What is the distance PQ? (b) How far away from the dart board is the da...

**US History**

What actions did FDR chose to mobilize the nation for war? What new social and economic choices did American face as the nation became the “arsenal for democracy? What new opportunities and old constraints did woman and minorities encounter on the home front and in their ...

**History**

US government not sure what civil liberties?

**History**

Assess the validity of this statement, “One of the ironies of World War I was that in a war to make the world safe for democracy, government attacked the civil liberties that make democracy possible."

**History**

One of the ironies of World War I was that in a war to make the world safe for democracy, government attacked the civil liberties that make democracy possible.

**FZN**

Your school has contracted with a professional magician to perform. The school has guaranteed an attendance of at least 1000 people and total tickets sales of at least $4400. The tickets are $4 for students and $6 for non students, of which the magician receives $2.50 and $4.5...

**spanish 1**

paso - You would use the 'yo' form to say "During the day, I spend time with my friends."

**Physics**

Thank you!

**Physics**

An arrow is launched vertically upward from a crossbow at 98.2 m/s. Ignoring air friction, what is its instantaneous acceleration 4.20 s into the flight?

**Physics**

A bag of sand dropped by a would-be assassin from the roof of a building just misses Tough Tony, a gangster 2-m tall. The missile traverses the height of Tough Tony in 0.22 s, landing with a thud at his feet. How high was the building? Ignore friction.

**French**

how do you unscramble these French words? pest seuclsars

**accounting**

I am trying to get the words together I have written some but have writers block i understand if you can't help. thanks for asking

**accounting**

Write a 700-word paper answering Question 2 in Ch. 24. Explain the need for full disclosure in financial reporting. Identify possible consequences of failing to properly disclose certain items in financial statements.

**algebra**

Soybean meal is 18% protein: corn meal is 9% proten. How many pounds of each sould be mixed together in order to get 360-pounds of mixture that is 14% protein? Soybean meal_______, Corn meal_______.

**accounting**

__a__ 1. A responsibility center that incurs costs (and expenses) and generates revenues is classified as a(n) a. cost center. b. revenue center. c. profit center. d. investment center. _a___ 2. The most useful measure for evaluating a manager's performance in controlling ...

**math**

select at least 5 more Pythagorean Triples. Show why your 5 sets of Pythagorean Triples work in the Pythagorean Theorem formula. 5,12,13

**college algebra**

6x+7y=53 8y-9y= -21 write two equations that have your two intergers as a solution.Addition and subtraction methods

**college algebra**

write two equations that have your two intergers as a solution. 5x-y=10 X + 6y=18 addition and subtraction methods

**5th grade**

solve 3 gal 3 qt = _____ qt

**6 th grade math**

2 students are learning how to bake apple and blueberry pies. The first student makes an apple pie and the second student bakes a blueberry pie. If the first student eats 1/4 of the apple pie and the second student eats 1/2 of the blueberry pie, which expression represents how...

**Chemistry**

The titration of a 50.0 mL solution of the monoprotic bromoacetic acid (pKa = 3) takes 10 ml of 0.01 mol L-1 NaOH to reach the stoichiometric point. What was the initial concentration of bromoacetic acid? A) 0.02 mol/L B) 0.01 mol/L C) 0.002 mol/L D) 0.001 mol/L

**chemistry**

20.92 %

**? on Chemistry**

Ok I did look back and it makes more sense...but I am confused about this problem. I initially did select that [NO2] increases as well as [N2] and [O2]....I selected that the rxn absorbs energy since it stated that dH= +66.4. I'm not sure which of these is incorrect then??

**? on Chemistry**

I understand that's what happens....but I thought that it means there is an overall increase in the product since it is higher than what I started with. However my webassign says it doesn't increase in concentration....so then is it considered to decrease? Here is my q...

**? on Chemistry**

If you have a chemical reaction in equilibrium and add more of the product...what happens to the product's concentration, if it doesn't increase? Does it stay the same or decrease a little? I know the reactants concentration will increase and if it is an endothermic r...

**Cemistry**

If you have a chemical reaction in equilibrium and add more of the product...what happens to the product's concentration, if it doesn't increase? Does it stay the same or decrease a little? I know the reactants concentration will increase and if it is an endothermic re...

**biology 102**

This is all stuff that can be easily researched within a few minutes...try doing that on google or something rather than have someone else do your homework for you.

**Bus/210**

• Write a 200- to 300-word description of a business scenario, either real or fictional, that depicts each of the following forms of business organization: • o Joint-stock company o Limited liability company o Partnership o Sole proprietorship

**HCA 220**

You are an allied health professional working with an endocrinologist. You have been working with the patient and need to update the doctor on the reason for the patient’s visit. Begin describing the patient’s concerns.

**soc101**

of the differents forms of social structure described by durkhiem, tonnies and lenski which comes closest to matching your social setting

**Math**

One card is selected at random from an ordinary set of 52 cards. Find the probability of each of the following events: b. A spade and a 5 are drawn. d. A jack is not drawn.

**biology **

why do plants produce far more sugar than they need? why do they not stop photosynthesis once immedaite needs are met?

**math**

You need to choose between two phone plans for local calls. Plan A charges $25 per month for unlimited calls. Plan B charges a monthly fee of $13 with a charge of 6 cents per local call. How many local phone calls in a month make Plan A the better deal?

**math**

A truck can be rented from basic rental for $50 a day. in addition you have to pay .20 cents per mile. Cont. truck charges $20 per day in addition to 50 cents per mile. How many miles must you drive in a day to make the rental cost for basic a better deal than Cont.?

**Finance**

I need help with number 7 on the worksheet for Ziggler case study

**geography**

A PORTION OF THE OCEAN THAT'S ENCLOSED OR PARTLY ENCLOSED BY LAND

**business**

In a physicians office performing billing if the guidelines haven't been followed accurately in completing claim form what happens if not corrected?

**critical thinking**

WHAT BACKGROUND INFORMATION CAN YOU HAVE ABOUT CLAIMS

**math**

Posted by connie on Monday, July 20, 2009 at 11:56pm. Find the indicated outputs for f(x) = 2x²-4x f(0)= ____? f(-1) =____? f(2) =____? Responses math - Reiny, Tuesday, July 21, 2009 at 8:00am f(0) = 2(0)^2 - 4(0) = 0*0 = 0 f(-1) = 2(-1)^2 - 4(-1) = 2(1) + 4 = 2 + 4 = 6 n...

**math**

Reiny I'm still lost i only got so far. f(2)=2(2)^2-4(2) =2(2) from their on i'm lost please help

**math**

Find the indicated outputs for f(x) = 2x²-4x f(0)= ____? f(-1) =____? f(2) =____?

**science**

Should we eliminate fats from our diets altogether and increase proteins? What are some of the benefits that unsaturated fats and proteins provide when included in a balanced diet?

**Biology**

How are scientists able to piece together the process of protein synthesis and the effects of genetic controls without direct observation?

**science-lifecycles**

Thank you very much.

**science-lifecycles**

what is a suitable simple website about lifecycle of a cicada ?

**kindergarten**

in the word grandmother there are at least 3 syllabbles inthe word grandmother try clapping it out if your not sure

**Math**

Good Job! Thanks for the help!

**Math**

That sounds correct so this is what I got! F.O.I.L. = First, Outer, Inner, Last. (4x+6)^2 = (4x+6) (4x+6) First 4x*4x = 16x^2 Outer 4x*6 = 24x Inner 6*4x = 24x 24x+24x = 48x Last 6*6 = 36 16x^2 + 48x + 36

**Math**

Multiply (4x + 6) ^2

**social justice and ethics**

Discuss current trends affecting social welfare. Do modern trends favor the solution of social issues? What are the most effective social welfare organizations today, in your opinion, and why?

**Biology**

5' C U A C C U C A G A U U C G C C U A C C U 3' a.What is the DNA sequence that encodes for the word for this protein? Be sure to note the 5' and 3' ends. I would appreciate the help! Thanks!

**Biology**

5' C U A C C U C A G A U U C G C C U A C C U 3' a.What is the DNA sequence that encodes for the word for this protein? Be sure to note the 5' and 3' ends.

**algebra**

Cycle Paths, Inc. makes bicycles, tricycles, and unicycles. Last week they made 88 more bicycles than unicycles, and 5 times as many tricycles as unicycles. If they made 40 more bicycles than tricycles, how many unicycles did they make.

**compehenison**

derek is going to washing, d.c.,with

**rational equation**

(-2/x-1)=(x-8/x+6) please help i'm having a hard time doing this by steps

**math**

(-2)/(x-1)=(x-8)/(x+6)

**MATH**

two circles whose equations are (x-3)^2+(y-5)^2=25 and (x-7)^2+(y-5)^2=9 intersect in two points. What is the equation of the line passing through these two points? Can anyone please give me some ideas how to do it without graphing it out? THANKS A LOT!

**math-repost**

I still don't get it

**math-repost**

Which equation has the complex number 4-3i as a root? (1) x^2+6x-25=0 (2) x^2-6x+25=0 (3) x^2+8x-25=0 (4) x^2-8x+25=0 I have no clue how to do it!!!PLEASE HELP!!!Please guide by step by step!!THANKS A LOT~!!!!

**math**

Are you answering me my question????

**math**

Which equation has the complex number 4-3i as a root? (1) x^2+6x-25=0 (2) x^2-6x+25=0 (3) x^2+8x-25=0 (4) x^2-8x+25=0 I have no clue how to do it!!!PLEASE HELP!!!Please guide by step by step!!THANKS A LOT~!!!!

**algebra**

92 decreased by 4%

**algebra**

350 increased by 7%

**algebra**

In your industrial oven, you bake two cooking sheets with 12 scones each, two baking sheets with 20 cookies each, and one baking sheet with 2 scones and 10 cookies. If the price of the scones are $2.28 each and the cookies are $1.19 each, how much total revenue would result fr...

**ALGEBRA**

80,000+ 38250=118250 Which number is the integer?

**algebra**

In your industrial oven, you bake two cooking sheets with 12 scones each, two baking sheets with 20 cookies each, and one baking sheet with 2 scones and 10 cookies. Write an expression that illistrates the total cost of all baked goods in the scenario using the variable s to r...

**Algebra I**

In your industrial oven, you bake two cooking sheets with 12 scones each, two baking sheets with 20 cookies each, and one baking sheet with 2 scones and 10 cookies. Write an expression that illistrates the total cost of all baked goods in the scenario using the variable s to r...

**algebra**

i need help step by step instructions for 2 problems i got the rest but these 2 are harder -7q+2=11q-8q 8(j-3)=4j+9j-14

**math**

Can anyone please teach me how to solve for x in terms of a,b,c in this problem? Thanks a lot! ax^2+bx+c=0

**Geomety**

sorry but that was no help to me

**Geomety**

Find the distance between each pair of parallel lines y= -3/4x-1 3x+4y=20 Please help

**science**

What kind of a dull disk does the moon appear as during a lunar eclips?

**science**

A total solar eclipse is visable anywhere the Moon's umbra ? the earth?

**science**

What shape are the images that are cast on the ground as light filters through foliage during a solar eclipse?

**science**

In the first phase of any solar elipse what begins covering the Sun?

**mgt210**

promotion into supervision think about roy's personal attributes and goals and about how he might appy those abilities and reach those goals as a supervisor

**physics**

How fast must you lift a 3.60 kg container of milk if the power output of your arm is to be 21.3 W? how would i approach this question? would i still use P=W/T?

**Chemistry**

whoa you sound like your a needy little girl who has nothing better to do that post random messages on here.. get a life

**Physics**

i used the eqn P=W/T and i did some unit conversions to get the 299 calories into Joules but the answer is wrong...

**Physics**

The human brain consumes about 21.3 W of power under normal conditions. (More power may be required during exams...) How long can a candy bar (299 Calories) power the normally functioning brain? Note: The nutritional Calorie is equivalent to 1000 calories, or 1 kcal, as define...

**eth125**

describe other measurements sociologists use to calclulate prejudice?

**math**

yes, is it 1 and 1/20? Yes, 21/20 = 1 & 1/20. Although I'm not sure I would call a mixed fraction simpler than a fraction.

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