# Posts by Michelle

Total # Posts: 1,979

**Physical Science**

A man loads 1,000 sacks of flour into a truck in 30 minutes. each sack has a mass of 20 kg and the man must lift each sack 1.00 m from a cart up onto the truck bed. How much power did the man develop?

**Physics**

A motorist is trying to loosen a stubborn lugnut by standing on the end of a wrench. The wrench is inclined 33.8 degrees above the horizontal and the distance from the center of the nut to the end of the wrench is 0.60 m. Assuming the motorist does not bounce up and down on ...

**Chemistry**

Great! Thank you. This helps a lot!

**Chemistry**

A buret is partially filled with NaOH solution, to a volume of 1.14mL. A 20-mL sample of 0.1011 M HCl is titrated to a faint pink phenolphthalein endpoint. The final buret buret reading is 22.37mL. What is the molarity of the NaOH solution? Please help. Thank you in advance.

**Math/Science**

How do you convert millimeters to micrometers? For 10 mm, I got .010 micrometers, but I'm not sure if that's right.

**algebra**

what is the square root of 144?

**Math check**

GG bro i got 5/5 thanx cake and chris

**English**

Is the foghorn an archetype then ? I'm just really lost in this whole poem. Because archetypes are suppressed in the unconscious, so they talk about something they never intended is that what is meant ?

**English**

That is the idea that was proposed...I just don't understand the poem and its context in order to apply Jung's theory.

**English**

There is a deeper meaning to the poem and I am supposed to analyze the poem using Jung's theory of the psyche !

**English**

I need help with the following poem analysis, I do not know what it is saying! FOGHORN Surely that moan is not the thing That men thought they were making, when they Put it there, for their own necessities That throat does not call to anything human But to something men had ...

**math**

An arc AB of length 5cm is marked an a circle of radius 3cm. Find the area of the sector bounded by this arc and the radii from A and B.

**math**

A cord AB of length 4cm divides a circle of radius 3.3cm into two segments.find the area of each segment.

**math**

which pizza has the best value for the money; a 10 inch round pie for $6 or a 14 inch pie for $10? Support your answer.

**English-Please Help**

OMG TY ANSWER

**math**

6/(v-5)(v+2) if the rational expression is defined for all real numbers

**math**

Leslie needs 324 inches of fringe to put around the edge of a tablecloth. The fringe comes in lengths of 10 yards. If Leslie buys 1 package of fringe, how many feet of fringe will she have left over?

**math**

No

**Math**

A phone tree is used to let committee members know that a meeting is cancelled. The committee chair calls 5 people . Those 5 people each call 5 people and those additional people each call 5 people. How many members have been called?

**CHEMISTRY!!!!**

Determine the pH at the equivalence point in the titration of 41.0 mL 0.096 M formic acid with 0.108 M NaOH at 25oC. Calculate the pH of a solution that is 0.22 M pyridinium ion (C5H5NH+) at 25oC.

**Art Help!!! Thank you**

OG help. Thanx You

**Chemistry! Please Help!**

I have part b if that helps 100 g of CacO3 give 44 g of CO2 so 12 g will give 5.28 g of CO2 so moles of CO2 = 0.12 moles Volume = 0.12 X 22.4 L = 2.688 L PV = nRT Pressure = 0.12 X 0.0821 X 998 / 2.688 = 3.65 atm

**Chemistry! Please Help!**

Lime (CaO) is used to prevent SO2 from escaping smokestacks of coal burning power plants by the formation of solid CaSO4•2H2O also known as the mineral gypsum. One of the important reactions in the overall process is the dissociation of CaCO3(s). b. If a 12.0 g sample of ...

**Math**

The math question is "in a piggy bank there is a total of $15.75. If the ratio of dimes to quarters is 5:7, find the total amount in quarters. My question is, what formula would I use to solve this?

**English**

TY ITS D, B, C, AND B

**Language Arts**

I need help!!!!!!!

**Art**

Bruh ok the REAL answers 1. D 2. A 3. C

**Chemistry!!!!**

1. For a reaction mechanism to be plausible, what 2 criteria must be met? 2. The reaction between CO and NO2 to produce NO and CO2 is thought to occur in 2 steps. NO2 + NO2 ====> NO + NO3 NO3 + CO =====> NO2 + CO2 The experimental rate law is, R=k[NO2]2 Write the ...

**Chemistry!!!!**

1. For a reaction mechanism to be plausible, what 2 criteria must be met? 2. The reaction between CO and NO2 to produce NO and CO2 is thought to occur in 2 steps. NO2 + NO2 ====> NO + NO3 NO3 + CO =====> NO2 + CO2 The experimental rate law is, R=k[NO2]2 Write the ...

**physics**

A man named Harold is standing in a train car that has no windows. Since there aren't any windows, he doesn't know how fast or in what direction the train is moving or whether it is accelerating or decelerating. Harold decides that he might be able to figure something ...

**Art**

Thanx midnight

**chemistry**

Balance redox reaction. Fe(s) + O2(g) + H2O(l)-->Fe2+(aq) +OH-

**SS**

it's not cheating, this website is from connections

**Physical science**

A 70-kg man and a 50-kg woman are in a 60-kg boat when its’ motor fails. The man dives into the water with a horizontal speed of 3 m/s in order to swim ashore. If he changes his mind, can he swim back to the boat if his swimming speed is 1 m/s? If not, can the woman ...

**Chemistry**

1. If an aqueous solution that is 0.15 M in HF has an osmotic pressure of 3.9 atm at 25oC, what is the percent ionization of HF at this concentration? 2. A mixture of 2 volatile liquids is said to be ideal if each component obeys Raoult’s Law: Pi=XiPio Two volatile ...

**English**

@LMAO WTF

**L.A.**

Thank you

**biochemistry**

Calculate the pH of the solutions obtained by dissolving the following in a liter of water: 0.2 mole of glycine plus 0.1 mole of NaOH I know the answer is ph = 9.60 which i know is pka2 of glycine but im not sure how to set up this question. This is just a practice problem for...

**LA**

OH GAWD are y'all really fusing over this??? really?????

**Language Arts**

lol me too 100% :D

**English (Dracula)**

ok thank you!!! i like night stalker

**English (Dracula)**

I am making a Wanted Poster of Dracula and i don't know what statement to put about him below the picture of him. i was thinking like: Evil Count and Blood Thristy

**Dracula novel**

What are some physical and psychological attributes of Dracula

**MATHEMATICS**

How do i get to the answers as shown above

**Calc Physics**

The velocity as a function of time for an asteroid in the asteroid belt is given by v(t)= vo e^(-t/to)i + (vo t/ 2 to) j with vo and to constants. Use ti = 0 as the initial time, and tf = 472 s as the final time. The values for the constants that you will use are: vo = 9 m/s ...

**math**

Problem: A ball is dropped from the top of a building that is 250 feet tall. The height h of the ball in feet after t seconds is modeled by the function h = -16t2 +250. How long will it take for the ball to reach the ground? Round your answer to the nearest tenth if necessary.

**chemistry**

Sulfuric acid is dripped onto samples of three metals: silver, =zinc, and aluminium a) Use the activity series to determine whether a reaction will occur with each metal b) Write a chemical equation for each reaction that occurs

**algabra**

Janie's couch is 7 1/2 feet long.the scale of the dollhouse is 1 inch:2feet. what is the length of the miniature couch for the dollhouse?

**chemistry**

a 2.00l buffer contains 1.00 mol HNO3 mixed with 1.00mol NaNO2 a. write the relevant ionization equation for this buffer. b. determine its pH c. determine the new pH if 1.00g of NaOH is added to the buffer

**Math**

rick has a box of coins. The box contains 51 coins. Which consist of pennies, dimes and quarters. The number of pennies equal the number of dimes the total value of the box of coins is 5.73. How many dimes? how many pennies ? how many quarters?

**math**

A company will need 55,000 for a new addition. To meet this goal the company deposits money in an account today that pays 5% interest annual compound quarterly. to meet this goal in five years what would the company need to deposit today?

**Math**

given the function f decribed by f(x)=-x-6, find f(-7)=?

**ap physics**

a 37.4-kg traffic light is supported by two wires prove you answer applying newtons law

**accounts**

Did you ever get the answer to this? Please help

**Chem 130**

Carbon monoxide burns in oxygen to form carbon dioxide. what volume of oxygen at 25 degrees Celsius and 760. mmHg is required to react with 15.0 L of carbon monoxide which id at STP?

**Social Studies**

im on the quiz of s.s

**Algebra 2**

Solving Quadratic Systems x^2+y^2=2 x^2-6y=10 I'm having trouble solving this problem.

**math**

a company will need $30.000 in 7 years for a new addition. To meat this goal the company deposits money in an account today that pays 7% annual interest compounded quarterly. find the amount that should be invested to total $30.000 in 7 years?

**IT**

The No Interest Credit Company provides zero-interest loans to customers. Design an application that gets customer account data, including an account number, customer name, and balance due. Output the account number and name, then output the customer's projected balance ...

**U.S. History Help!!!!!!!**

are yall from connexus???

**math!!**

5^6 * 5^3

**math**

can you explain more im lost . plz

**math**

conver the numeral to a numeral in base 10 1101 basetwo can some one plz help .

**math**

(-q^2 +3)(q^2 -2)mulitply

**math**

multiply (-5-p)(5+p)

**Math**

multiply -p(p+q+2)

**Physics**

A naked person (e=0.75) with a surface area 2.00 square meters and a skin temperature of 34 degrees Celsius is in sauna at 90 degrees Celsius. If he stays in the sauna for 30 minutes, (a) How much heat does the perspn radiates? (b) How much heat does he absorb from the walls ...

**chemistry**

Consider the reaction, 3 H2(g) + N2(g) => 2 NH3(g). How many grams of NH3 will be made by the reaction of 3 moles of H2(g) with 18 moles of N2(g

**chemistry**

Consider the following reaction: 2 B5H9 + 12 O2 => 5 B2O3 + 9 H2O How many grams of B2O3 are made by the reaction of 233.8 g of O2

**chemistry**

Consider the following reaction: 2 B5H9 + 12 O2 => 5 B2O3 + 9 H2O How many grams of O2 are needed to make 432.7 g of H2O?

**chemistry**

2.15 g of a substance X contain 4.34 x 1022 molecules of X. Calculate the molar mass of X in g/mol.

**chemistry**

Consider the equation: N2 + 3 H2 =>2 NH3. How many moles of NH3 will be made from 4.2 x 1023 molecules of N2? Give your answer to one decimal place.

**chemistry**

Consider the equation: N2 + 3 H2 =>2 NH3. How many moles of NH3 will be made from 2.1 x 1024 molecules of N2?

**chemistry**

Consider the reaction, 4 NH3 + 5 O2 => 4 NO + 6 H2O How many grams of NO will be made from 10.7 moles of O2?

**Pre Albergra**

The Pentagons ABCDE and PQRST are Similar: Find the length x of TP

**Chemistry**

How many moles of CO2 will be made from 115.4 grams of C3H8?

**Question**

What Behavior objective for large motor skills?

**Physics**

A copper wire that has been heated to 520 degrees Celsius for pliability is plunnged into 350 mL of water at 18 degrees Celsius. The final temperature of the copper and water bath is 31 degrees Celsius. Find the mass of the copper wire

**Physics**

would the answer by 3827

**Math**

convert the repeating decimal to a/b where a,b are integers and b #0.

**Stats**

A random sample obtained from a population has a mean of µ=100 and a standard deviation of ó = 20. The error between the sample mean and the population mean for a sample of n = 16 is 5 points and the error between a sample men and population mean for a sample of n...

**chem**

what is the percent yield of the reaction between 5.2 mL of 0.1233 M barium nitrate and 4.9 mL of 0.1256 sodium sulfate if 0.140 grams of the precipitate are produced? Formula?... BaNO3(aq) + Na2SO4(aq) --> Na2NO3(aq) + BaSO4(s)

**Chem 130**

What mas of liquid mercury should be produced by the reaction between 5.0 mL of 0.1102 M mercury(II)nitrate ans 0.621 grams of silver metal? would the formula be... Hg(NO3)2(aq) + 2Ag(aq)--> 2AgNO3(aq) + Hg(l)

**Physics**

A small ball with a mass of 30.0 g is loaded into a spring gun, compressing the spring by 13.0 cm. When the trigger is pressed, the ball emerges horizontally from the barrel at a height of 2.30 m above the floor. It then strikes the floor, after traveling a horizontal distance...

**math**

James wishes to make a deposit. He has these bills: 16 ones, 5 fives, 5 tens, and 3 twenties. He has 4 nickels, 20 dimes, and 16 quarters. James has checks for $66 and $53.75. James wants to receive $50 in cash. What should he enter on the TOTAL line? $

**Chem 130**

How many tons of zinc can be obtained from 976 tons of zinc ore that is 78.0% zinc carbonate?

**Chem 130**

What is the percentage of water in copper (II) sulfate pentahydrate?

**English**

D is the best choice

**English**

Which of the following is the best version of a thesis statement about charter schools? a. A charter school is a tax supported established by a charter between a school board and outside group of teachers or parents. b.A charter school operates without local and state ...

**English**

All of the following are true special predicates except. A. A compound predicate is one that is passive. B. A predicate can have direct or indirect object. C.When a predicate is passive ,the subject is being acted upon rather an acting. D. A predicate may consist of two or ...

**English**

d. all of the above

**English**

A prepositional phrases include A. A preposition as about or above. B.an object of the preposition that is a noun or pronoun. C. any modifiers of the object of the preposition. d. I am think A

**English**

It not b

**English**

Compound predicates, predicates with direct objects and predicates with indirect objects,passive predicates.

**English**

All of the following are true special predicates except. A. A compound predicate is one that is passive. B. A predicate can have direct or indirect object. C.When a predicate is passive ,the subject is being acted upon rather an acting. D. A predicate may consist of two or ...

**chem**

How many grams of the adipic acid (C6H10O4) could form from the reaction of 15.00 g of cyclohexane (C6H12) with the 25.00 g of oxygen? Will the formula be... 2O2 + C6H12 ---> C6H10O4

**Chem 130**

How many grams of the adipic acid (C6H10O4) could form from the reaction of 15.00 g of cyclohexane (C6H12) with the 25.00 g of oxygen? Will the formula be... 2O2 + C6H12 ---> C6H10O4

**math**

f(x)= x^3 - 2x^2 - 21x - 18 all possible rational zeros # of possible positive zeros # of possible negative zeros find all the real zeros

**Chem 130**

How many grams of Aluminum oxide will be produced when 2.44 grams of Aluminum burns in air (i.e. react with Oxygen)?

**Chem 130**

wrong formula, would it be... MgCl2 ---> Mg + HCl