# Posts by paul

Total # Posts: 958

**Chemistry**

They are formed by the _____________ of a ______________ of electrons First one is sharing and the second one is pair

**Chemistry**

Hello i have a few questions i need help with please, can you help me and thank you in advance..... What are covalent compounds usually formed between? I also have to fill in this sentence can you help.... They are formed by the _____________ of a ______________ of electrons ...

**Chemistry Help**

Calculate how many moles of NH_3 form when each quantity of reactant completely reacts 3N_2H_4(l)-->NH_3(g)+N_2(g) -2.5mol N_2H_4 -4.05mol N_2H_4 -65.8g N_2H_4 -4.52kg N_2H_4

**College Physics**

when the radius remains same, the speed should be increased.

**religion**

need help to unscramble words from the renaissance 1mgernay 2cahtcilo 3oppe 4gatrorypu 5formaretion

**English**

to show the other person how important he/she is to you.

**English**

what are gifts for?

**English**

what are presents for?

**English**

can anyone answer these questions? How do people choose what to buy? what are presents for and what do they express?

**world history**

Why does Marks begin with China? What was happening there in the 1400s that matters to the course of world history?

**world history**

Compare and contrast China and India ca. 1400. What are some important political differences? Why do you think those differences might matter in the way world history develops in the period from 1500 to 1800?

**algebra 1**

Lew flew to Venezuela and saw angel falls where the water drops 3,212 feet. how much higher this waterfall than the empire state building,which is 1,250 feet high?

**algebra 1**

16

**Statistics**

Hi, I have to answer if each questions is a nominal, ordinal, interval discrete, interval continuous, ratio discrete, or ratio continuous. I would like to know if my answers are correct and if wrong what is the correct answer. Thanks 1. Highest level of education completed? a...

**US History**

Compare and contrast China and India ca. 1400. What are some important political differences? Why do you think those differences might matter in the way world history develops in the period from 1500 to 1800?

**science**

What solids have particles arranged in repeating geometric patterns?

**statistics**

Where'd the 12 come from? PLEASE HELP!

**Brown**

Find The Pattern: George, Thomas, Abe, Alexander...

**physic**

The resistivity of gold is at a temperature of 20°C. A gold wire, 1.8 mm in diameter and 14 cm long, carries a current of 480 ma. The power dissipated in the wire is closest to:

**physic**

a 40.0 ohm resistor and a 90.0 ohm resistor are connected in parallel, and the combination is connected across a 120 V dc line. A)what is the resistance of the parallel combination. B)what is the total current through the parallel combination. C)what is the current through ...

**trigo**

bobo nung unang sumagot ,

**structural analysis**

a wood post 20 ft long shortens 1/4 in. under load determine the average unite strain

**chemistry**

In a reaction involving the iodination of acetone, the following volumes were used to make up the reaction mixture: 10 mL 4.0 M acetone + 10mL 1.0 M HCL + 10 mL 0.0050 M I2 + 20 mL H2O A student found that it took 250 seconds for the color of the I2 to disappear. What was the ...

**CIS 105**

My assignment: • Describe one technological device in 350 to 700 words. Include the following: When did it come (or will it potentially come) into existence? What scientific or technological reasoning explains how this potential has been (or can be) be reached? My problem...

**CIS 105**

I need help with the following assignment: o Distinguish between computer data represented by the state of a computer’s electrical switches and the meaningful information that is displayed to the user. I have read the course material 3 times already and I cannot ...

**physic**

An aluminum rod is 10.0 cm long and a steel rod is 80.0 cm long when both rods are at a temperature of15 degrees cel. Both rods have the same diameter. The rods are joined end-to-end to form a rod 90.0 cm long. The coefficients of linear expansion of aluminum and steel are2....

**Calculus**

If anyone can please help me solve this math problem! PLEASE!! Here is the link: img63.imageshack.us/img63/9355/img0002gp.jpg

**Physic**

Geophysicist have estimated that the temperature at the center of the earth’s core is 5000⁰C (or more), while the temperature of the sun’s core is about 15 million K. Express both of these temperature in Fahrenheit degrees.

**pysic**

A 328 kg car moving at 19.1 m/s hits from behind another car moving at 13.0m/s in the same direction. If the second car has a mass of 790kg and a new speed of 15.1m/s what is the velocity of the first car after the collision?

**physi**

a slab of ice floats on a freshwater lake what is the minimum volume must the slab have for a 45kg women to be able to stand on it without getting her feet wet?

**physic**

by how many newtons do you increase the weight of your car when you fill up your 11.5 gal gas tank with gasoline a gallon is equal to 3.788 L and the density of gasoline is 737kg/m3

**Chem**

Variation of the rate constant with temperature for the first-order reaction 2N2O5(g) 2N2O5(g) + O2(g) Is given in the following table. Determine graphically the activation energy for the reaction. T(K) k(s^-1) 2981.74 x 10^-5 308 6.61 x 10^-5 318 2.51 x 10^-4 328 7....

**algebra**

Time to swing. The period T (time in seconds for one complete cycle) of a simple pendulum is related to the length L (in feet) of the pendulum by the formula 8T^2=n ^2 L. If a child is on a swing with a 10 foot chain, then how long does it take to complete one cycle of the ...

**ENG 101**

My apologies, I see now that I forgot to include my answer choices. 1A, 2B, 3A, 4A, 5A, 6B, 7B, 8A, 9A, 10A, 11B, 12B, 13B. 14B, 15A, 16B, 17A.

**ENG 101**

I am wandering if my answers and rationale are correct. The capital X denotes my chosen answer and my rationale follows the statement choices. Comprehensive Grammar CheckPoint Read the following sentences, and focus on the grammar area specified in the left column. Then, ...

**English**

I agree with Writeacher. According to APA guidelines, none of the above are correct.

**Math**

Hello Damon im not understanding... are you saying the answer is c?

**Math**

Find a polynomial of degree 3 with roots 3, 4 - i. Which one is it? A.x3 - 10x + 15 B.x3 + 15x2 + 4x - 50 C.x3 - 11x2 + 41x - 51 D.x3 + 24x2 + 3x - 12

**math**

1500 dollars into a 6 month CD compounding daily with a 4% APR. How much do u have at the end of your six months?

**math**

A deck of 38 cards contains 16 blue cards, 6 red cards, and 16 yellow cards. What is the probability of randomly drawing a blue card from this deck?

**History**

what is Soweto Dance Theater

**History**

The impact of increased discrimination and segregation practices between 1876 and 1900 in the District. Be sure to describe how this discrimination and segregation diminished social, economic, and political gains which were enjoyed by black Washingtonians immediately after the...

**Social studies**

What is the relation between lack of freedom and poverty? Thanks, Paul

**managerial economics**

1. Some games of strategy are cooperative. One example is deciding which side of the road to drive on. It doesn’t matter which side it is as long as everyone chooses the same side. Otherwise, everyone may get hurt. Driver 2 Left Right Driver 1 Left 0,0 -1000 -1000 Right -...

**algebra**

Quan is shopping. He can buy 2 pairs of pants and 1 shirts for $79.85 ( before tax is added). He can buy 1 pair of pants and 2 shirts for $69.85 (before tax is added). To figure out how much a shirt or a pair of pants costs,you must first identify the conditions. What is one ...

**algebra**

Thank you Poppy and Reiny!!!!!!!!!!!! :)

**algebra**

Quan is shopping. He can buy 2 pairs of pants and 1 shirts for $79.85 ( before tax is added). He can buy 1 pair of pants and 2 shirts for $69.85 (before tax is added). To figure out how much a shirt or a pair of pants costs,you must first identify the conditions. What is one ...

**algebra**

Quan is shopping.He can buy 2 pairs of pants and 1 shirt for $79.85 (before tax is added). He can buy 1 pair of pants and 2 shirts for $69.85.(before tax is added). To figure out how much a shirt of a pair of pants cost, you must be able to write the equations. What equations ...

**algebra**

Quan is shopping.He can buy 2 pairs of pants and 1 shirt for $79.85 (before tax is added). He can buy 1 pair of pants and 2 shirts for $69.85.(before tax is added). To figure out how much a shirt of a pair of pants cost, you must be able to write the equations. What equations ...

**algebra**

Quan is shopping.He can buy 2 pairs of pants and 1 shirt for $79.85 (before tax is added). He can buy 1 pair of pants and 2 shirts for $69.85.(before tax is added). To figure out how much a shirt of a pair of pants cost, you must be able to write the equations. What equations ...

**algebra**

which inequality is the same as -4x + 2y <= 8? a)y >= -2x + 4 b)y <= -2x + 4 c)y <= 2x + 4 d)y >= 2x + 4 i will like to know if my answer is correct or not. c

**algebra**

which inequality is the same as -4x + 2y <= 8? a)y >= -2x + 4 b)y <= -2x + 4 c)y <= 2x + 4 d)y >= 2x + 4

**calculus**

How do you differentiate the maclaurin series for 1/(1-x) twice to find the maclaurin series of 1/(1-x)^3.

**Chemistry**

Ah! I have the same question. Could you explain it?

**Finance**

816.00 divided by 12 I think

**Finance**

Ms Sue, I am not a student, just trying to find out this answer for personal reasons. Thanks for your help. I thing I multiply 3.4 time 24000 divided by 12 which is about 600 per month....right

**Finance**

sorry, i don't understand Ms Sue

**Finance**

Does that mean divided by 12?

**8th grade**

what was the ultimate result of Zheng Hes voyages of discovery in the 1400?

**Advanced Accounting**

A. (1) 12% x ($1,000,000-400,000) = $72,000 normal earnings. Expected future earnings = $150,000. Excess earnings = $150,000 - 72,000 = $78,000. Excess earnings x 5 years = $390,000 goodwill. (2) $78,000 x 3.60478 (discount rate of 12% at 5 years) = $281,173 goodwill. (3) $78,...

**ECONOMICS**

As the economy expands, it requires les and less investment.

**Physics**

Compare and contrast concepts of unsaturated, saturated and super saturated solutions. How would you make each type. What would they be useful for?

**12th grade**

Everyone has the right to do whatever he or she want

**algebra**

Thank You Kathleen your a life saver

**algebra**

What is 7/12 as a percent and decimal???

**algebra**

What is 7/12 as a percent and decimal?

**Algebra**

What is 7/12 as a decimal and a percent???

**Poetry**

What would be a good thesis statement for "Mid-Term Break" by Seamus Heaney I've read it about 100 times and I've analyzed it a bunch of times and need help with at least two of the three prong thesis statement.

**spanish**

¿Dónde te graduaste de la secundaria (high school)?

**History**

Why was Andrew Jackson considered a "common man" political wise, not how he lived. I mean what three or two events and decisions did Jackson do during his presidency that made him the citizen president?

**decimals**

write decimal for 47.5%

**Chemistry**

Kb for aniline is 4.3 x 10^-10. What does this tell you about aniline? Please help!

**PHYSICS**

4.9 3.5*square root of 2

**Math riddle**

Thanks, Ms. Sue Mathmate thanks that's what I thought just wanted to make sure maybe it was a misprint on the riddle.

**Math riddle**

I am a two digit number greater than 40.You can divide me by 7 and also by 8, but not any other set of single digit number.what number am I

**physics**

360

**Calculus**

If f(x)=e^(x+5lnx) find f'(4), correct to two decimal places.

**calculus**

But then would this confirm the limiting behavior of the graph because at every interval up to infinity it would approaching zero?

**calculus**

I meant to say zero

**calculus**

is it because every interval of one the integrals approach 1?

**calculus**

Yes I have, but I don't understand why the integral would go to zero. And the description of the interval.

**calculus**

Posted by Paul on Friday, February 19, 2010 at 3:57am. I have the function f(x)=e^x*sinNx on the interval [0,1] where N is a positive integer. What does it mean describe the graph of the function when N={whatever integer}? And what happens to the graph and to the value of the ...

**calculus II**

But how can you tell the limit?

**calculus II**

I have the function f(x)=e^x*sinNx on the interval [0,1] where N is a positive integer. What does it mean describe the graph of the function when N={whatever integer}? And what happens to the graph and to the value of the integral as N approaches infinity? Does the graph ...

**Math**

(A) y =x+3 (B) correct (C) correct

**Calculus**

But how did you arrive at "as N gets big this looks like e^x(-NcosNx)/N^2?????

**Calculus**

Now how would you describe the graph of this function when say N=5, N=10, and N=100? And what does it mean does the graph confirm the limiting behavior of the integral's value?

**Calculus**

I have the function f(x)=e^x*sinNx on the interval [0,1] where N is a positive integer. What does it mean describe the graph of the function when N={whatever integer}? And what happens to the graph and to the value of the integral as N approaches infinity? Does the graph ...

**Biology 201**

Life is sometimes described as a constant struggle against the second law of thermodynamics. How do organisms succeed in this struggle without violating the second law?

**biology**

compare and contrast the variety of amino acids with that of monosaccharides and fatty acids. Which group exhibits the greatest structural variability?

**Math**

Field Goals Free Throws --------------------------------------- Number: % : Number : % Taken : Made : Taken : Made ---------------------------------------Lions : 37 1/2%: : 20 : 55% 48 : : : Tigers: 45% : 18 : 66 2/3% 40 : If these are the results of a basketball game, what ...

**data management grade 12**

Cecile tosses 5 coins,one after the other. a) How many different outcomes are possible? b) In how many ways will the first coin turn up heads and the last coin turn up tails? c) In how many ways will the second third and fourth coins all turn up heads? d) would the same ...

**math**

You must divide the numerator by the denominator Example: 13/50= 13 divided by50 you would get 0.26 and that would be your answer!!!!!

**physics need help**

thanks, i finally got the right answer, i just needed to put more digits with the scientific notation. thanks bob

**physics need help**

this is not the right answer though. am i missing a step?

**physics need help**

C=(kAe)/d =[(25)(pi*.55^2)(8.85e-12)]/.0025 =8.41e-8 q1=CV =(8.41e-8)(1000) =8.41e-5 without dielectric: C=(Ae)/d =(pi*.55^2)(8.85e-12)/.0025 =3.36e-9 q2=CV =(3.36e-9) (1000) = 3.36e-6 q1-q2 =8.07e-5 C

**physics need help**

i tried that for the value of k of that material but i'm still not getting the right answer

**physics need help**

A parallel-plate capacitor made of circular plates of radius 55 cm separated by 0.25 cm is charged to a potential difference of 1000 Volts by a battery. Then a sheet of tantalum pentoxide is pushed between the plates, completely filling the gap between them. How much ...

**Physics**

what is the dielectric constant of tantalum pentoxide?

**Physics**

A parallel-plate capacitor made of circular plates of radius 55 cm separated by 0.25 cm is charged to a potential difference of 1000 Volts by a battery. Then a sheet of tantalum pentoxide is pushed between the plates, completely filling the gap between them. How much ...