# Posts by ANGELA

Total # Posts: 1,722

**math**

hi, how are you i am in 5th grade and i want to ask you how i do this listen: matt had $40. he spent $10 on books and $14 on markers.what fraction of his money did he spent?

**5th grade**

find a percent of a number

**CHEMISTRY**

HOW MANY MOLES OF NH3 WOULD BE FORMED FROM 50 GRAMS OF (NH4)2SO4 IN THE FOLLOWING EQUATION? (NH4)2SO4 + 2 NaOH=2NH3 + 2 H2O + Na2SO4

**CHEMISTRY**

HOW MANY GRAMS OF CO2 WOULD BE FORMED FROM 20 GRAMS OF C6H6 IN THE FOLLOWING REACTION? 2 C6H6 + 15O2=12CO2 +6 H2O

**Medical Coding and Billing**

Explain th importance of a fee schedule and the factors it's based on.

**physic**

When you divided by re^2, shouldn't you have multiplied by re^2?

**math**

Write improper fraction as a mixed number or a whole number: 13/12

**college chemistry**

I need to know how to calculate the value of the equilibrium constant for the reaction of zinc metal in a solution of silver nitrate at 25 degrees c. I am totally lost and do not even know if I have all the data I need. Help!

**7th grade**

-6d/3 when d=-10

**science**

it has at lease one meal and one nonmetal element. compound salt

**Marine Science**

Clownfish Mating: Can you compare and contrast reproductive strategies employed by other animals?

**english**

How do you set up a topic sentence when writing an english paper?

**Physics**

A 1500kg car skids to a halt on a wet road where μk= 0.53. How fast was the car traveling if it leaves 62-m-long skid marks?

**Physics**

What is the terminal speed for an 84.0kg skier going down a 37.0degree snow-covered slope on wooden skis μk= 0.060? Assume that the skier is 1.80m tall and 0.300m wide.

**Physics**

The figure shows four electrical charges located at the corners of a rectangle. Like charges, you will recall, repel each other while opposite charges attract. Charge B exerts a repulsive force (directly away from B) on charge A of 3.0 . Charge C exerts an attractive force (...

**physics**

A flock of ducks is trying to migrate south for the winter, but they keep being blown off course by a wind blowing from the west at 6.0m/s. A wise elder duck finally realizes that the solution is to fly at an angle to the wind. If the ducks can fly at 8.0m/s relative to the ...

**physics**

The treasure map gives the following directions to the buried treasure: "Start at the old oak tree, walk due north for 490 paces, then due east for 120 paces. Dig." But when you arrive, you find an angry dragon just north of the tree. To avoid the dragon, you set off...

**linear algebra**

I am trying to find the inverse of matrix A but I don't know how to do it with sin and cos. Please help. A=6e3tsin(6t) −6e4tcos(6t) −5e3tcos(6t) −5e4tsin(6t) then A−1=

**physics**

David is driving at a steady 30.0 m/s when he passes Tina, who is sitting in her car at rest. Tina begins to accelerate at a steady 2.70 m/s^2 at the instant David passes. How far does Tina drive before passing David and what is her speed as she passes him?

**physics**

Santa loses his footing and slides down a frictionless, snowy roof that is tilted at an angle of 26.0. If Santa slides 7.00 before reaching the edge, what is his speed as he leaves the roof?

**7th grade**

Could you help me with this -3nsquare + 2n + 8 for n = -2? Sorry can make the square on my computer.

**Math**

fifteen,10+5,5*3=15.nine houndered,ninety nine,900+90+9,333*3=999

**math**

The area of a driveway. What metric unit would I use to figer outthe proublum

**Third Grade Math**

no because you can add to make it even

**math**

12r-4r=28

**math**

belle bought packages of beads for her project.ben bought twice as many packages as belle.micalla bought three times as many packages as belle.altogether,they bought 24 packages of beads.how many packages did each person buy?

**math**

what kind of questions are you doing?

**college**

accounting/// which journal would be used if you returned merchandise that had been bought on account , sales journal, purchase journal, cash receipts journal, cash payments journal or general journal. i thought it would be on a general journal

**algebra**

how to work and solve 7(y-2)+8=3(y-4)-2

**5th grade Math**

68.99+22.31

**5th grade English**

What is the predicate in this sentence? This alloy contains a mixture of iron and carbon.

**Interpersonal Communication**

I have to write a scenario to this showing I know the concept... -Responding non-defensively when your face is threatened. What concept would I use or is it and have to write a scenario for it.

**science**

THE SUN

**art**

There isn't even a question posted!

**College Algebra**

Solve for x: 3^(2x)=14 We've gotten: 2x=log(subscript 3)14=2.4 Is this two answers, or what?

**Social Science**

No, he is under the age of 18, so therefore is not considered and adult and capable of making a decision like that for himself. His rightful guardian must decide...that is unless he is emancipated from his guardian(s) by a court of law. Which, by the way, is a very long and ...

**College Algebra**

3^(2x) = 14

**business**

VERY VERY BAD THINGS!

**chemistry**

black smokers are found in the depths of the oceans. thinking that the coditions in these smokers might be conducive to the formation of organic compounds, two chemists in the germany found the following reaction could occur in similar conditions: 2CH3SH+CO-->CH3COSCH3+H2S ...

**chemistry**

disulfur dichloride is used to vulcanize rubber. it can be made by treating molten sulfur with gaseous chlorine: S8(1)+Cl2(g) -----> S2Cl2(1) starting with a mixture of 32.0g of sulfur and 71.0g of Cl2, a.) which is the limiting reactant? b.) what is the theoretical yield ...

**chemistry**

a saturated solution of milk of magnesia, Mg(OH)2, has a pH of 10.5. What is the hydronium concentration of the solution? is the solution acidic or basic?

**medical billing and coding**

discuss coding for obstetrics, including items covered by the golbal fee for anterpartum and postpartum periods of normal pregnancy

**billing and coding**

explain how evaluation and management codes are grouped

**billing and coding**

Explain the importance of a fee schedule and the factors it's based on.

**medical billing**

Differentiate between the official coding guidelines for using V codes in an inpatient and outpatient setting.

**medical billing and coding from Penn Foster**

what is the point in asking for help with homework if evey answere on this site directs me to re-read my book or directs me to several other websites????

**English Proofread Due before 12 tonight**

1. Rowan opens his essay with a physical description of Miss Bessie. Why are these details important to his purpose? At the beginning of the essay, Rowan used a physical description to grab the reader attention. He thought that if he told how the reader looked, than it would ...

**English Proofread Due before 12**

Teachers Role Teachers are very important to society. One reason they are so important, is that they educate our children, and make sure that they learn the thing they need to. Teachers either have a positive or negative influence on our children. Teachers also are another ...

**check**

Revise each frag. by attaching it to a related sentence or by recasting it as a full sentence. Sentences: 1.The first person to produce an artifical dye comercially was William Perkin. A nineteen-year-old Englishman. 2. Many food producers package their products in red. ...

**check**

Revise each frag. by attaching it to a related sentence or by recasting it as a full sentence. Sentences: 1.The first person to produce an artifical dye comercially was William Perkin. A nineteen-year-old Englishman. 2. Many food producers package their products in red. ...

**Elastic Collision**

Thanks

**Elastic Collision**

I've come to a problem today that solves this way, 5. A cannonball explodes into two pieces at a height of h = 100 m when it has a horizontal velocity Vx=24 m/s. The masses of the pieces are 3 kg and 2 kg. The 3-kg piece falls vertically to the ground 4 s after the ...

**Physics**

I understand that friction WOULD equal to the horizontal pulling force IF the object is moving at constant velocity, but the question asked about friction force when there is acceleration. Are you saying that whether or not there is acceleration, the friction force would ...

**Physics**

A force of 40 N is applied at an angle of 30oabove the horizon to a 5 kg block that is at rest on a rough horizontal surface. After the block starts to move with an acceleration of 3 m/s2, what is the coefficient of kinetic friction between the block and the horizontal surface...

**Physics**

A force of 40 N is applied at an angle of 30oabove the horizon to a 5 kg block that is at rest on a rough horizontal surface. After the block starts to move with an acceleration of 3 m/s2, what is the coefficient of kinetic friction between the block and the horizontal surface...

**math**

is tha a queation is it that what i am supposed to be lookign at

**math**

A vertical line is all rise. If there is no y value then how does this become a line in the x-y plane? can someone please help

**Exploring World Lit.**

I'm confused. In "The Odyssey," did Odysseus purposely disguise himself as a beggar (and if so why?), or did he appear that way as a result of many years of neglect to his body from his voyage? Thanks for explaining this.

**English 112 Argument-based research**

Does a shy and quiet chid become a less successful adult?

**critical thinking**

true beyond a reasonable doubt, probably true, possibly true or possibly false You expect to get forty miles to the gallon in that? Why, that old wrech has a moster V8; besides, it's fifty years old and needs an over haul. I think it is probably true.

**English**

Ok, emailed from a military email

**English**

Writeteacher it is above this one.

**English**

Withdrawing Soldiers from Iraq I. Our soldiers shouldn’t be in Iraq in the first place. A. Though the atrocities of the Hussein regime were well known, this was never our fight. B. After the invasion, many other military units were sent to Iraq—at least twenty-one ...

**English**

Writeteacher, It all posted please can you look at both postings. I need your help desperately

**English**

I wish I had time to type it all by hand again but I am at work and it would take too much time here.

**English**

HERE IS MY OUTLINE Withdrawing Soldiers from Iraq II. Our soldiers shouldn’t be in Iraq in the first place. 1. Though the atrocities of the Hussein regime were well known, this was never our fight. 2. After the invasion, many other military units were sent to Iraq—at...

**English**

Can someone tell me if this is right for 1. CheckPoint: Full-Sentence Outline Resources: Organizing Your Research Paper & Bias, Rhetorical Devices, and Argumentation Due Date: Day 4 [Individual forum] Review the criteria for full-sentence outlines in...

**Writing**

Tell me how I can tell what is fallacies and bias? In a Thesis

**algebra help**

Solve the problem. Joe has a collection of nickels and dimes that is worth $6.00. If the number of dimes were doubled and the number of nickels were increased by 6, the value of the coins would be $9.90. How many dimes does he have?

**algebra**

Solve the problem. Joe has a collection of nickels and dimes that is worth $6.00. If the number of dimes were doubled and the number of nickels were increased by 6, the value of the coins would be $9.90. How many dimes does he have?

**Science**

Where can I find a picture of human lungs?

**college pre statistics**

consider the following sample statistics from a population that is aproximatly normal. n=15, s= 7.92,level of confidence is 99 % Calculate the margin of error( round to the nearest hunderth)

**statistics**

consider the following sample statistics from a population that is aproximatly normal. n=15, s= 7.92,level of confidence is 99 % Calculate the margin of error( round to the nearest hunderth)

**statistics**

consider the following sample statistics from a population that is aproximatly normal. n=15, s= 7.92,level of confidence is 99 % Calculate the margin of error( round to the nearest hunderth)

**Grammar**

a substantive word, phrase, or clause whose denotation is referred to by a pronoun (as John in “Mary saw John and called to him

**government**

what is party practices in government?

**math algebra**

A student walks and jogs to college each day. She averages 5km/h walking and 9km/h jogging. The distance from home to college is 8km and she makes the trip in 1 hour. How far does the student jog. To set up the equation I got: 5(x)+9(8-x)=8 5x+72-9x=8 -4x=-64 x=16 but this ...

**Health**

yes, they are the same

**Government**

what are the two steps involved in the second method of amending the Constitution?

**Government**

What is a Basic Legislation and an example?

**english**

diagram the suject pronoun, action verb or verb phrase, and direct ovject (pronoun) in the sentence. 1. pastors do god's work. 2. god has created all things.

**11th grade**

52

**math,pre statistics**

In a recent health study it was claimed that 18% of americans are underwieght.If 4 americans randomly selected what is the probability that a. that all will be underweight b.none will be underweight c. at least one will be underweight

**math 115**

you are right 6.5 % = $16.51 100 % = x 16.51 x 1oo= 1651 / 6.5 = 254

**pre statistics**

In a recent health study it was claimed that 18% of americans are underwieght.If 4 americans randomly selected what is the probability that a. that all will be underweight b.none will be underweight c. at least one will be underweight

**math**

49 - 3= 46 46/4= 11.5 x=11.5

**math**

486- 12 = 474 474 / 6 = 79 x= 79

**nutrition**

what is protien?

**Science**

From January to July, there is a smaller temperature change in the Southern Hemisphere than in the Northern Hemisphere.How does the Southern Hemisphere's large ocean-water surface cause this smaller temperature change?

**algebra**

thanks!!! :-)

**algebra**

well thanks! is the answer 576???

**algebra**

Mrs. Stewart has 8 pair of sandals, 6 pairs of pants and 12 t-shirts. While getting ready to go out for ice-cream, she exclaims, "I have nothing to wear!" Mr. Stewart respond by telling her exactly how many different outfits she could wear if each outfit considered ...

**english**

Thank you!

**english**

Does anyone know anything about Blank Verse, when tlaking about poems not rhyming. And the rhythm being iambic? Breaking down a sentence using this method and sybombls?

**math**

a 10 pound cat needs 3.5 tablets that each contains 6 mg of a drug what is the equivalent dose in mg/kg

**Mat**

Eduardo owned 6/7 of a family business. He sold 1/5 of the business to his son. What portion of the business does he still own? Is this correct 6/7 - 1/5 = 30/35-7/35=23/35

**health care 220**

can someone just tell me how to do this I can not get a hold of my teacher. I do not want the answer I just do not understand how to do it. A. Use the matrix below to describe each approach to organizing information about the body. Discuss how each approach can be used. ...

**Biology**

Hey guys! I'm thinking that B is the correct answer, but doesn't the DNA that is going to be inserted into the vector complementary to the mRNA strand? Would appreciate some help! Which one of the following is the biggest challenge that must be overcome in order to get...

**Physics - please, I really need help.**

I'm not sure whether to use a lens with a -15 focal length, but is that even possible? I think it's supposed to be about converging and diverging lenses; does one have a positive focal length and the other a negative one?

**Physics**

If you had to straighten out a refracted ray that went through a lens with a focal length of +15 cm, what could you do?