# Posts by guy

Total # Posts: 88

**math**

The perimeter of the base of the regular quadrilateral pyramid is P = 30 cm. Find the sum of all edges of this pyramid, if the perimeter of a lateral face is 27.5 cm

**Social Studies**

BIG FREDA is right thanks bro :)

**SS**

guwop is right, thanks a lot anony now i didn't get a 100%

**Social Studies**

LOL my name is Samuel 2

**Social Studies**

Thanks Lemon! 100%

**Math**

Thanks Emo Girl

**Math**

HI 0.0

**Math**

It'd 87.09 potatoes

**Chemistry**

In the laboratory you will be provided with a 1.0 x 10-5 M primary stock solution of fluorescein (MW=332.31g/mol). The calibration curve should include a blank, 0.025, 0.05, 0.075, 0.10, 0.15, and 0.25 micromolar fluorescein solutions. Since you will be using 25 mL volumetric ...

**Chemistry**

Si(OC2H5)4 + 2 H2O → SiO2 + 4 C2H5OH TEOS: Tetraethyl orthosilicate. No concentration given.

**Chemistry**

If a reaction was started with 3 mL of TEOS in H2O and yielded 0.3275 grams of SiO2. what is the percent recovery of SiO2?

**History**

Thanks

**helth**

no its not right flip them all around

**english**

Narguess, in My Forbidden face, starts a rebellion among the women. What kept the guards from killing her? A)Her brother testified in her defense. B) The company vouched for her helping build profits. C) The other women took off their chadri and refused to leave D) The ...

**PE**

Thank you I got it correct

**PE**

Decide which of the following sports can be the most beneficial in achieving cardiovascular fitness. a. soccer** b. baseball c. football d. golf

**Math**

One

**Math**

Random dude is right I got 100%

**Math**

How many meters from the fulcrum to the applied force would allow a 100 newton weight to be lifted using only 10 newton of force?

**Math**

dude your late.

**English**

Thank you!

**English**

Which of the following is an example of a run-on sentence? Baseball is an amazing sport to play and to watch. Nothing beats the thrill of the sport on the diamond. I hope you like watching baseball, I really love it. If you don’t watch it, you don’t know what you&#...

**Chemistry**

Your answer is right. Try to check it. [73.7/(73.7+13)]*100=85

**LA**

I really need help on this question

**LA**

"President Lincoln’s Declaration of Emancipation, January 1, 1863" by Frances E. W. Harper 1 It shall flash through coming ages, 2 It shall light the distant years; 3 And eyes now dim with sorrow 4 Shall be brighter through their tears. 5 It shall flush the ...

**even moar math**

yuo thnak.

**even moar math**

You own 5 pairs of jeans and want to take 2 of them with you on vacation. In how many ways can you choose 2 pairs of jeans? - 10 ways - 15 ways - 4 ways - 20 ways **

**More math**

Simplify 9C4. - 126 *** - 15,120 - 5 - 3,024

**L.A**

I think you need to supply the poem as well...?

**Math**

Simplify 6P2. - 30 - 15 *** - 12 - 720

**Simple math.**

Simplify 5! -5 -15 * -120 -125

**Drama**

If this is 7th grade connections, this is right, here are the answers for the next quick check A A B B D if you are in Conexus with the scrooge thing, these are 100% right

**Language Arts**

Yeah, and for tajuan, I know him, he is in my home room, and im a snitch, and might report this to mister bowers, miss facey, mister holmes, and miss burns

**Social Studies**

Explain one way that ethnic groups in the U.S. Canada are similar and one way that they are different.

**Chemistry**

Which ion in the pair has greater charge density? Explain Choice. Magnesium ion or Barium ion

**Chemistry**

Argon makes up 0.93% by volume of air. Calculate its solubility in water a 20 C and 1.0 atm. The henry's law constant for argon under these conditions is 0.0015 mol/L*atm

**math**

Damons a B | T C H

**Science asap**

A C C A C If you are in connxus or UVA, these are right 100%

**English**

Thanks for the help! For 3, is it advice, for the state of advising? I think that 4 does not need the comma, but the wording of the question confused me for 5. 5 does not need any MORE commas, but it needs the commas it has :/ I think the question could have ben worded better...

**English**

Please check my answers! Thanks :) 1. In Yeats’s poem “The Second Coming,” the falcon and the falconer are images that most likely represent *something out of control and unnatural. the beauty and abundance of nature. a sad, uncomfortable image of old age. 2. ...

**chemistry**

Based on the following reaction 2A + 3B --> A2B3, if 1 mole of A is reacted with 2 moles of B, explain how you would determine which of the two substances is the limiting reactant.

**Chemistry**

Simple problem and I think this guy is over thinking it. It's an intro to Chem class. Anyway you have initial temp/initial volume. Unknown secondary temp/known secondary volume. Charle's law is V1/T1 = V2/T2. I'm sure you can figure it out from here...

**Chemistry**

Write equations for the ionization of the following acids.Which ones ionize only slightly? (a) HF (b) H2SO3 (c)CH3COOH (d) HNO3

**Physics**

I got 6.94855*10^24 meters but this seems way to big

**Physics**

How far apart must two protons be if the magnitude of the electrostatic force acting on either one due to the other is equal to the magnitude of the gravitaional force on a proton at the earth's surface?

**chemistry 104**

345

**Physics**

A ball of mass 0.1 kg is suspended vertically from the ceiling with a "massless" string and brought to rest. The string is one meter long. When a force of 0.5N is applied 45 deg. below the horizontal, what will be the magnitude of the resulting angular acceleration ...

**physics**

for an 84 kg person standing at the equator what is the magnitude of angular momentum about the earths center due to earth's rotation

**physics**

Use energy methods to find the speed of a 2.0-kg block just before it hits the flor if the coefficent of kinetic energy of the 3.0-kg block and the table is 0.15m

**Physics**

A 63 kg student is standing atop a spring in an elevator that is accelerating upward at 2.5 m/s^2 . The spring constant is 2700 N/m. By how much is the spring compressed?

**Physics**

A 60kg skier starts from rest at a height of 20m above the end of a ski-jump and leaves the ramp at an angle of 28 degrees. Neglet air resistance and assume the ramp is frictionless. A) What is the max height (h) of his jump above the end of the ramp B)If he increased his ...

**Math**

You need to lay communications cable around the perimeter of three offices, each 8' by 10'. How much cable do you need?

**Math**

a baseball measures 2 11/16 inches in diameter. What is its volume ( to the nearest hundredth )

**chemistry**

the partial pressure is determine by K= [hc03][h]/pressure

**algebra**

Need help solving for x: 500,000/x = 30%/70%

**math**

A=xy 3x+2y=296 2y=-3x+296 y=-1.5x+148 296=x(-1.5x+148) = -1.5x^2+148x-296

**math**

solve using multiplication method: 8x-9y=-15 -4x=19+y

**geometry**

bulletin board border please help me. i would like to make a geometry bulletin board that has a a border of circles, triangles and squares. i know that 20 shapes will fit across the board and that 12 shapes will fit down the board . if i start in the top left hand corner with ...

**geometry**

its 118 peoples!

**8th grade math**

answer the damn question

**World History 201**

It is false. Persian society was based on equality, which meant people were not forced to change their values or beliefs.

**Chemistry**

Am Gay

**Chemistry**

Yes

**statistics**

Kim and Susan are playing a tennis match where the winner must win 2 sets in order to win the match. For each set, the probability that Kim wins the set is 0.53. The probability of Kim winning the set is not affected by who has won any previous sets. What is the expected value...

**science**

Hi. I am conducting a science experiment to present to a class. Details of experiment below. Materials: 1 can of non-diet soda 1 can of diet soda 2 buckets of water 1. Fill bucket 2. Put can of non-diet soda into a bucket of water. 3. Wait for the can to either sink or float. ...

**physics**

THANK YOU =0]

**physics**

On Earth a rock falls an unknown vertical distance from a resting position and lands in a lake. If it takes the rock 2.5 seconds to fall, how high is the cliff that the rock fell from?

**Chemistry**

the total pressure in the vessel is 199kPa. How much pressure does nitrogen exert on helium if it had a pressure of 94 kPa?

**calculus**

thanks

**calculus**

"How fast is the area of the triangle formed by the ladder, the house, and the ground when the base of the ladder is 7 ft. away from the wall? Given h=24ft. dh/dt=-7/12ft. per sec. b=7 (base) db/dt=2ft. per sec. d/dt[A=1/2bh] How would you derive this with respect to time?

**prealgebra**

everything in store is 40% off. I paid 10 dollars for item. How much original price ?

**Pre algebra**

A store was offering 30 % off everything in the bike store . A boy bought a bike for $91 dollars. How much was the original price of the bike? please explain each step. We are studying proportions and percents. thanks

**Chemistry**

false

**accounting**

What would be the fee for a buyer to purchase 2 discount points on a home with a sale price of $275,000?

**Finance**

Jackson finds that his total assets add up to $124,690 and his total liabilities add to $96,800. What is his net worth? - or +

**Finance**

Upon what does your standard deduction depend?

**Finance**

What would be the fee for a buyer to purchase 2 discount points on a home with a sale price of $275,000?

**Finance**

If the APR on your credit is 18%, what percentage do you pay each month on an outstanding balance?

**com 220**

What strategies do you use for revising a paper? How do you know when to accept feedback from another source? What makes feedback valuable to you?

**7th math**

take 23 divide it by 4 and it is 5.75 to make a percent you move your decimal two places 575% couldn't understand second problem could you rewrite

**college Chemistry**

Write a balanced equation for the dissolution of sodium carbonate (Na2CO3) in water. Find the number of moles of Na+ produced when 0.318 mol of sodium carbonate dissolves. Answer in units of mol.

**Stat**

In statistic regressions, does "standard error" mean the residual (vertical distance of each point from the regression line)?

**chemistry**

given this reaction N2O5 -> 2 N2O + 1/2 O2 all gases and given the initial pressure (P Initial) and total pressure (P total)at any time, relate the partial pressure of N2O5 (PP N2O5) to P total for any time during this reaction. Consider gas kinetics. My teacher says the ...

**Math**

*Fart Noise

**math studies**

how is math applied in building cars

**Business Math**

Maybe you should do the research and answer the questions like everyone else in the class

**Math**

Is percent notation for 0.382 38.2? yes. yes.

**Math I really need help!**

sorry cant help

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