Friday

October 21, 2016
Total # Posts: 93

**math**

If I have 2 sweatshirts, 2 shirts, 2 pants, 2 shorts, and 2 shoes what would the tree diagram look like?

*October 20, 2016*

**Math**

5 5/12? Ms. Sue

*October 12, 2016*

**Math**

I got 5 41⁄100, Ms. Sue.

*October 12, 2016*

**Math**

What is the last one? Every time I do it I get a decimal. Ms. Sue.

*October 12, 2016*

**Math **

5 3/8 c = _ fl oz 43 fl oz 43/64 fl oz 86 fl oz 29 fl oz 65 in. = _ ft. 6 5/12 ft. 12 ft. 5 5/12 ft. 780 ft. I confused with these, so if you could help that would be great!!

*October 12, 2016*

**Social Studies**

Thats what I can find out. What are they asking?

*September 16, 2016*

**Social Studies**

Reed, are you still there?

*September 16, 2016*

**Social Studies**

PLEASE

*September 16, 2016*

**Social Studies**

What about the politicians

*September 16, 2016*

**Social Studies**

If most Americans favor cutting spending or raising taxes to balance the budget, why have politicians not taken either of these steps to do so?

*September 16, 2016*

**Chemistry**

Ignore the numbers haha. the question is "Which of the following is an Arrhenius base" My computer glitched and mixed up the question

*June 1, 2016*

**Chemistry**

98.4 * (1/2)^(19/3.8) = 3.075 g CH3COOH*** H2PO4^– LiOH NH3

*June 1, 2016*

**math**

Half Robert’s piece of wire is equal to 2/3 of Maria’s wire. The total length of their wires is 10 feet. How much longer is Robert’s wire than Maria’s?

*December 8, 2015*

**Math**

A solution of 10% sulfuric acid and one of 25% sulfuric acid are to be used to make 500 ml of 20% sulfuric acid. How many ml of each solution needs to be used in the mixture? (round answers to the nearest ml)

*September 8, 2015*

**psychology**

which of the followinfg is not a current trend regarding marriage? A. an increase in the average age at first marriage. B. an increase in the percentage of couples who voluntarily remain childless. C. an increase in the number of single adults. D. a decrease in the percentage ...

*April 27, 2015*

**MATH**

In ΔHIJ, the measure of ∠J=90°, the measure of ∠I=64°, and HI = 5.4 feet. Find the length of JH to the nearest foot.

*March 10, 2015*

**chemistry**

For the formation of ammonia, the equilibrium constant is known to be 5.2 × 10−5 at 25◦C. After analysis, it is determined that [N2] = 3.1 M and [H2] = 0.8 M, both at equilibrium. How many grams of ammonia are in the 10 L reaction vessel at equilibium? Use ...

*January 11, 2015*

**CHEM**

At equilibrium at 1.0 L vessel contains 17.00 mol of H2, 20.00 mol of CO2, 13.00 mol of H2O, and 6.000 mol of CO at 427◦C. CO2(g) + H2(g) ⇀↽ CO(g) + H2O(g) What is the value of K at this temperature for the reaction?

*January 11, 2015*

**CHEMISTRY**

A 1.000 L vessel is filled with 2.000 moles of N2, 1.000 mole of H2, and 2.000 moles of NH3. When the reaction N2(g) + 3 H2(g) ⇀↽ 2 NH3(g) comes to equilibrium, it is observed that the concentration of H2 is 2.53 moles/L. What is the numerical value of the ...

*January 11, 2015*

**math- weighted averages**

Santa tasted 500 ml of a 60% solution of eggnog. How many milliliters of a 30% eggnog solution should be added to obtain a 50% solution?

*December 8, 2014*

**math**

Admission tickets to the local Nutcracker production cost $2.50 for children and $3.50 for adults. The price for 8 tickets was $23.00. How many adult and children tickets were purchased?

*December 6, 2014*

**chemistry**

Draw the three alkenes, each of formula C5H10, that will form 2-methylbutane upon hydrogenation.

*November 22, 2014*

**chemistry**

Poly(methyl methacrylate) (PMMA), more commonly known as acrylic glass.Draw the monomer, given that this polymer forms by addition polymerization. Include all H atoms.

*November 22, 2014*

**chemistry**

A buffer with a pH of 3.93 contains 0.17 M of sodium benzoate and 0.32 M of benzoic acid. What is the concentration of [H ] in the solution after the addition of 0.054 mol of HCl to a final volume of 1.5 L?

*November 4, 2014*

**algebra**

Medical research indicates that the risk of having a car accident increases exponentially as the concentration of alcohol in the blood increases. The risk is modeled by R=6e^12.77x Where x is the blood alcohol concentration and R, given as a percent, is the risk of having a ...

*April 12, 2014*

**algebra**

How long, to the nearest day, will it take $25,000 to grow to $500000 at 9% annual interest compounded monthly?

*April 12, 2014*

**algebra Word problem**

what interest rate is required for an investment subject to continuous compounding to triple in 15 years? A= Pe^rt ?

*April 11, 2014*

**algebra **

write the equation in standard form: 2x^2-12x+5

*December 8, 2013*

**Science**

my teacher said it dissolves

*April 21, 2013*

**Math**

2-3/5 3-3/6

*April 18, 2013*

**Math**

how do you subtract whole numbers into fractions?

*April 18, 2013*

**phy**

An emphysema patient is breathing pure O2 through a face mask. The cylinder of O2 contains 0.20 ft3 of O2 gas at a pressure of 2200 lb/in2. (a) What volume would the oxygen occupy at atmospheric pressure (and the same temperature)? ft3 (b) If the patient takes in 8.0 L/min of ...

*April 13, 2013*

**phy**

An emphysema patient is breathing pure O2 through a face mask. The cylinder of O2 contains 0.20 ft3 of O2 gas at a pressure of 2200 lb/in2. (a) What volume would the oxygen occupy at atmospheric pressure (and the same temperature)? ft3 (b) If the patient takes in 8.0 L/min of ...

*April 13, 2013*

**physics**

Calculate the number of H2O molecules in a human body of mass 50.6 kg. Assume that, on average, water makes up 62% of the mass of a human body. (Use 1.0 u for the atomic mass of hydrogen, and 16.0 u for the atomic mass of oxygen.)

*April 12, 2013*

**phy**

Doppler ultrasound is used to measure the speed of blood flow. If the speed of the red blood cells is v, the speed of sound in blood is u, the ultrasound source emits waves of frequency f, and we assume that the blood cells are moving directly toward the ultrasound source, ...

*April 12, 2013*

**phy**

At a factory, a noon whistle is sounding with a frequency of 484 Hz. As a car traveling at 77 km/h approaches the factory, the driver hears the whistle at frequency fi. After driving past the factory, the driver hears frequency ff. What is the change in frequency ff − fi...

*April 12, 2013*

**Chemistry - DrBob Help!**

i have now idea but dr.bob knows he is nice

*April 10, 2013*

**Math**

The inner diameter of a piston is normally distributed with mean of 10 cm and standard deviation 0.03cm a)below what value of inner diameter will fall fifteen percent of the piston rings?

*April 7, 2013*

**math**

A supply company sells packs of paper by the box. Each box contains the same number of packs of paper, P. Which equation could be used to find the total number of packs of paper, T, that would be in B boxes ordered?

*March 28, 2013*

**Soc. Studies**

1.D 2.C 3.C 4.Not sure

*February 11, 2013*

**chemistry**

the molar mass of aluminum will be on your periodic table.

*November 19, 2012*

**science**

why are some foods spicyer than others?

*November 12, 2012*

**Physics**

a helicopter, travelling horizontally at a constant velocity, is 82m above ground. The pilot prepares to release a package intended to land on the ground 96m horizontally ahead. no air resistance. He lets the package drop. what is the velocity of the helicopter?

*October 28, 2012*

**math**

The product of two numbers is 600 if one number is 30 what is the other number

*October 27, 2012*

**Physics**

A package of dishes (mass 50.0 kg) sits on the flatbed of a pickup truck with an open tailgate. The coefficient of static friction between the package and the truck's flatbed is 0.330, and the coefficient of kinetic friction is 0.230. (a) The truck accelerates forward on ...

*October 16, 2012*

**chemistry**

What is the density of a sphere with a radius of 12.7 meters and a mass of 285 kilograms?

*September 8, 2012*

**physiology/ anatomy**

I'm doing a lab about osmosis/ diffusion. We put a 2 molar solution of NaCl into a dialysis bag and submerse the bag in water, weighing the bag after 15 minute increments for an hour. I need help explaining why the weight of the bag would fluctuate (EX. 6 grams -> 7 ...

*September 7, 2012*

**Calculus AB**

But I get the general idea. I just write 1/x as x^-1 and differentiate that. Makes sense, thanks!

*May 18, 2012*

**Calculus AB**

The 1/x was only factored out of the first two terms, not out of the 20pi(x^2)

*May 18, 2012*

**Calculus AB**

Here I'll write it again but distribute the 1/x so you can see it better. f(x) = (27,000,000/pix)+(6,750,000/x)+20pix^2 Does that help?

*May 18, 2012*

**Calculus AB**

Find the derivative of f(x) = 1/x(27,000,000/pi + 6,750,000) + 20pix^2 Can someone help me with this? Thanks.

*May 18, 2012*

**math**

Gabe is doing a probability experiment. He is tossing a coin and spinning a spinner with 4 equal sections labeled 1 through 4. How many possible outcomes are there

*May 14, 2012*

**Calculus**

I need to integrate ((e^-x)^2 - (-ex)^2)dx Can someone help?

*May 6, 2012*

**reimbursement metodologies**

im currently writing a paper on this subject but have no more than the opening and first body paragraph im supposed to go into detail about how it works and the history but am having problems finding alot of information. can anyone help me out???

*January 5, 2012*

**World history**

The answer is B

*January 2, 2012*

**Economics**

You are considering quitting work for two years to earn an MBA. Your current job pays $25,000 per year (after taxes), but you could earn $55,000 per year (after taxes) if you had a MBA at Southern University. Tuition is $10,000 per year and the cost of an apartment near campus...

*November 6, 2011*

**Grade 12 Data Management**

A baseball player has had 14 hits in 60 times at bat in the last 20 games. How many hits does the batter need in her next ten at bats to increase the probability of her getting a hit to 0.300?

*September 25, 2011*

**math**

a linesman in the NFL is most likely to weight between 250 and 300 pounds. of the four players below, which most likely would be a linesman? player A weights 70 kilograms player B weights 90 kilograms player C weights 125 kilograms player D weights 200 kilograms

*April 25, 2011*

**math**

a carpet measures 7 meters 3 decimeters in length and 4 meters 2 decimeters in width. what is its area in square meters?

*April 25, 2011*

**math**

3/12 or 1/4

*April 25, 2011*

**earth science**

why are warm and cold fronts ussually weaker in the summer?

*October 20, 2010*

**earth science**

what kind of air mass weather is likely to follow the passing of a warm front?

*October 20, 2010*

**geometry**

the lengths [in inches] of two sides of a regular pentagon are represented by the expression 5x-27 and 2x-6 . fined the length of a sied of the pentagon.

*August 30, 2010*

**7th grade**

How do you interview a character in a book?

*July 10, 2010*

**statistics**

The mean is 100 with standard deviation of 15.the results come very close to fitting a normal curve Find the percent of students whose score wil fall in less than 100

*June 8, 2010*

**9th grade-Math**

How do you solve this equation? 35x^2-49x __________ -7x

*June 4, 2010*

**math**

The bumper car ride at the state fair has 3 red cars, 4 green cars, and 2 blue cars. Joe is first in line for the ride and is assigned a car at random. Bill in next in line and is randomly assigned a car. What is the probability that both joe and bill will drive a red bumper ...

*May 24, 2010*

**11th grade Physics**

multiple

*March 31, 2010*

**Physics**

How fast does a car have to accelerate to go from 10.0 m/s to 30 m/s in 125 meters?

*January 28, 2009*

**CHem help pkz**

Bond enthalpy is the energy required to break a mole of a certain type of bond. O=O = 495 kj/mol S-F = 327 kj/mol S=O = 523 kj/mol Use average bond enthalpies to estimate the enthalpy delta H (rxn) of the following reaction: 2SF4 + O2 ---- 2OSF4 Express your answer numerically...

*November 13, 2008*

**Interview**

can you give me some sample questions they might ask?

*November 3, 2008*

**Interview**

what should I wear?

*November 3, 2008*

**Interview**

i have an interview tomorrow about the public issues in ohio and the future of ohio how do i go about talking/appearing/etiquette?

*November 3, 2008*

**math**

a linesman in the NFL is most likely to weight between 250 and 300 pounds. of the four players below, which most likely would be a linesman?

*April 3, 2008*

**MATH**

X= 92]96]100]104]108 Y=23]24]25]26]27 WHAT IS THE VALUE OF Y WHEN X IS 68?? IF Y=X-19, WHAT IS THE VALUE OF X WHEN Y= 34

*February 20, 2008*

**math**

THANX THAT ANSWER WAS WELL EXPLAINED AN EVERYTHING

*February 20, 2008*

**math**

let s= the sum of all even numbers from 2 to 10 {including 2 and 10} Let t= the sum of all odd numbers from 1 to 9 z{including 1 and 9.. find s-t

*February 20, 2008*

**math**

how many whole numbers less than 100 does the digit 9 appear at least once??

*February 20, 2008*

**math**

how can you determine whether a design has rotational symmetry? if a design has a rotational symmetry, how many can you find the angle of roation??

*February 20, 2008*

**math**

how can u determine whether a design has a reflectional symmetry??

*February 20, 2008*

**math**

DESCIBE THE TOOLS AND THE PROCESS YOU WOULD USE TO CREATE A DESIGN WITH REFLECTIONAL SYMMENTRY FROM A BASIC DESIGN ELEMENT..

*February 20, 2008*

**math**

jack an joan painted 3 houses in 12 days.At that rate, how many houses can they paint in 28 days??

*February 20, 2008*

**MATH**

JACK AND JOAN PAINTED 3 HOUSES IN 12 DAYS. AT THAT RATE, HOW MANY HOUSES CAN THEY PAINT IN 28 DAYS?

*February 20, 2008*

**MATH**

IN HOW MANY WHOLE NUMBERS LESS THAN 100 DOES THE DIGIT 9 APPEAR AT LEAST ONCE?

*February 20, 2008*

**science**

I'm studying minerals..I understand that if molten rock cools slowly undergound, then large mineral cystals start forming. AND if that rock cools quickly at the surface, small cystals form. My ? is ..sometimes rock has both large and small mineral crystals ..how can that ...

*January 23, 2008*

**social studies**

In most countries, what is the main responsibility of the government to create?

*October 29, 2007*

**pre-cal**

find the value(s) of x for which f(x)=g(x). f(x)=x^4-2x^2,g(x)=2x^2

*August 28, 2007*

**Chemistry**

1.) How many grams of 2-propanol are expected from the complete reaction of 672 g of propene? 2.)How many moles of propane are expected from the complete reaction of 82.8 g of propene? 3.)How many grams of propane are expected from the complete reaction of 101 g of propene? 4...

*April 5, 2007*

**Calculus AP - Volume of Revolution**

Hi. I have a few calculus problems that I have to do using the washers and shell method to find out what the volume of the graph rotated is. I'll post one question at a time with my work. The problem is, I should be getting the same answer for the problem with the shell ...

*March 5, 2007*

**Math**

5.5

*January 11, 2007*

**Physics Problem - Please Help!**

Okay, here's the problem: During a football game, the quarterback rolls out to his right with two huge linebackers in close pursuit. An instant before the linebackers bury him at the 50 yard line (46-m), he releases a towering pass down the sideling. The ball sails toward ...

*November 5, 2006*

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