Questions Asked on
September 13, 2014

physics
Scientists want to place a 3300 kg satellite in orbit around Mars. They plan to have the satellite orbit a distance equal to 2.2 times the radius of Mars above the surface of the planet. Here is some information that will help solve this problem: mmars =
asked by paula 
physics
To what temperature must you raise a copper wire, originally at 20.0°C, to double its resistance, neglecting any changes in dimensions? (Does this happen in household wiring under ordinary circumstances?)
asked by Jane 
Chemistry
What is the velocity of an electron that has a de Broglie wavelength approximately the length of a chemical bond? Assume this length to be 2.5×10−10m .
asked by Anonymous 
math (create equation)
A homeowner wishes to fence in three adjoining garden plots, as shown in the figure. If each plot is to be 80 ft^2 in area, and she has 88 feet of fencing material at hand, what dimension should each plot have?  I I I I I I I I I I I I 
asked by Mo 
physics
A truck loaded with cannonball watermelons stops suddenly to avoid running over the edge of a washedout bridge. The quick stop causes a number of melons to fly off the truck. One melon rolls over the edge with an initial speed of vi = 12.1m/s in the
asked by awadhesh 
Science
5. A team of scientists is testing a new drug on AIDS patients. They expect patients to develop fewer AIDSrelated illnesses when given the drug, but they don't expect the drug to cure AIDS. Thought Process: a. What is the independent variable? New drug
asked by Clare 
World History Answer Check
1. Explain the signifigance of the Twelve Tables and the Law of Nations to the development of political thought? A: The significance of the Twelve Tables to the development of politcal thought was that they established the idea that all free citizens had a
asked by Victoria 
Physics
With a 1220–W toaster, how much electrical energy is needed to make a slice of toast (cooking time = 1.3 minute)? At 12.1 cents/kW·h, how much does this cost? (You do not need to enter any units.)
asked by Joe 
physics
A tennis ball is shot vertically upward in an evacuated chamber inside a tower with an initial speed of 20.0 m/s at time t = 0 s. Approximately how long does it take the tennis ball to reach its maximum height?
asked by S 
chemistry
What type of reaction does the following equation represent? AgNO3 + NaCl > AgCl + NaNO3 A. Singledisplacement reaction B. Synthesis C. Combustion D. Doubledisplacement reaction
asked by Emiko 
Math
Find how much interest $25,000 earns in 4 years in a certificate of deposit paying 8.5% interest compounded quarterly.
asked by Josh 
English 12
Which theme from Macbeth do these lines support? "This supernatural soliciting Cannot be ill, cannot be good. If ill, Why hath it given me earnest of success, Commencing in a truth?" A) Those without convictions are easily manipulated. B) Darkness is
asked by Adam 
maths
Maisie buys a bag of flour She uses: 1/4 to bake a cake 2/5 to make a loaf a) what fraction of flour was used? b) what fraction of flour is left? Your help would be very much appreciated.
asked by H.S 
History, Urgent
In 1801, which of the following were Robert Livingston’s objectives when negotiating with the French? i. to stop Spain from transferring land to France ii. to buy New Orleans and Florida from France iii. to create an alliance with France against Spain
asked by Katt 
Physics
A cannon is fired horizontally from atop a 40.0 m tower. The cannonball travels 180 m horizontally before it strikes the ground. With what velocity did the ball leave the muzzle? Okay so this is my work for this problem. please help If I did something
asked by Alexandra 
math (create equation)
Abbie paints twice as fast as Beth and three times as fast as Cathie. If it takes 60 min to paint a living room with all three working togather, how long does it take for Abbie if she works alone?
asked by Mo 
math
solving equation z²6z+9=4√(z²6z6) following roots are obtained
asked by Nithin 
Physical Science
For questions #14 – 17, write an equation for the reaction of magnesium oxide with sodium chloride to produce magnesium chloride and sodium oxide. 14. Show the formulas of the reactants. 15. Show the formulas of the products. 16. Write the balanced the
asked by Amber 
chemistry
What is the electronegativity difference for a bond between potassium and iodine? A. 3.3 B. 0.4 C. 4.6 D.1.7
asked by Emiko 
math
(please help me to solve this question) solving equation x+√(12px)/x√(12px)= √(p)+1/√(p)1 following roots are obtained
asked by Nithin 
chemistry
The ionic radii of Na+ (atomic weight 22.99) and Cl (atomic weight 35.45) are 1.0 and 1.8 Angstrom, respectively. Treating the ions as hard spheres, calculate the density of NaCl. Compare this with the measured density of 2.17 g/cm3.
asked by john 
maths
Ted received his pocket money He spent: 3/5 on games 1/10 on magazines What fraction of his pocket money is left? I don't understand how to do this question. Please help
asked by anonymous 
Curriculum
When are children who live with overly critical or controlling adults particularly vulnerable? A. During years two and three, when they're exercising increased autonomy B. During elementary school, when involved in real task completion C. During
asked by Daniela 
Physics
Your projectile launching system is partially jammed. It can only launch objects with an initial vertical velocity of 42.0 m/s, though the horizontal component of the velocity can vary. You need your projectile to land 211 m from its launch point. What
asked by Alexandra 
History, Urgent
How did the Louisiana Purchase set a precedent for the powers held by the President of the United States? If someone could copy & paste, I cannot follow links... and I need to know this. I have a test tomorrow, and i need to study. This is my last question
asked by Katt 
HISTORY
1520. Put the following events in chronological order, with A for the first to occur and G for the last to occur. g The “Pilgrims” land at Plymouth Rock, Massachusetts F Defeat of the Spanish Armada D Jacques Cartier leads the first French effort to
asked by Anonymous 
English
1. He likes jump rope. 11. He likes skip rope. 12. he likes jumping rope. 13, He likes skiping rope. 2. The girl is skipping in the playground. 3. Tom is jumping rope there. 4. She bought a jump rope / skip rope, and started to jump rope every day. 5.
asked by rfvv 
English Grade 9 Essay Check/SUggestions For improv
Hi, so my name is Katherine, and I am in grade 9. Hello Ms.Fowlks. The three classes I am taking are spanish, english, and oklahoma history. Sorry, I have to give a bit of information so my teacher knows I wrote this and it is not plagiarized. :D Anyways,
asked by Katt 
business
Old Navy executives want to target an older crowd in order to increase the firm?s market share so they survey men and women ages 40 to 60 about how often and for what type of activities they wear casual clothing. This is an example of reliability
asked by j 
physics
A light–rail commuter train draws 645 A of 590–V DC electricity when accelerating. What is its power consumption rate in kilowatts? How long does it take to reach 30.0 m/s starting from rest if its loaded mass is 4.50×104 kg, assuming 91.0% efficiency
asked by Joe 
math
A student claims that to divide a number with the units digit 0 by 10, she just crosses out the 0 to get the answer. She wants to know if this is always true and why and if the 0 has to be the units digit. How do you respond?
asked by Kali G 
Algebra
Determine the value or values of d that complete the square for the expression. (Enter your answers as a commaseparated list. If there is no solution, enter NO SOLUTION.) (a) x^2 + 7x + d d = b) x^2 − 18x + d d = (c) x^2 + dx + 64 d = (d) x^2 + dx +
asked by Ashton 
physics
Suzanne bikes 3 km to school every day. It takes her 20 minutes because she always has to stop at a traffic light. What is her average speed? A. 0.15 km/s B. 3 m/s C. 6.7 km/minute D. 9 km/h i keep picking A and C and getting this wrong. i know this is the
asked by forrest 
math
find two numbers whose difference is 153
asked by jeff 
History
The Treaty of San Lorenzo allowed Americans living west of the Appalachian Mountains to __________. A.build a military post in New Orleans to protect American travelers B.have the right of deposit while using the port of New Orleans to trade C.trade with
asked by Katt 
geometry
Question 4.4. Which is true about a rotation? (Points : 1) The image and preimage are congruent. The image overlaps the preimage. The image is larger than the preimage. The image is smaller than the preimage. Question 5.5. Trapezoid PQRS was rotated 60°
asked by Ash 
chm
how does CO2 affect the titer of a solution of NaOH ?
asked by josh 
physics
The depth of the ocean is sometimes measured in fathoms (1 fathom = 6 feet). Distance on the surface of the ocean is sometimes measured in nautical miles (1 nautical mile = 6076 feet). The water beneath a surface rectangle 3.70 nautical miles by 2.80
asked by S 
The Curiculum
Which of the following strategies is best for teaching motor skills? A. Suppressing motor skills that may be developing early B. Telling children to try harder C. Coaching and demonstration D. Experimentation and strict correction My answer is c.
asked by Daniela 
chemistry
Which element's atomic radius changes the most in size when it becomes ionized? A. Fluorine B. Lithium C. Sodium D. Chlorine
asked by Emiko 
chemistry
What type of reaction does the following equation represent? AgNO3 + NaCl > AgCl + NaNO3 A. Singledisplacement reaction B. Synthesis C. Combustion D. Doubledisplacement reaction
asked by Emiko 
Chemistry
A metal bar having a mass of 212 g is heated to 125.0°C and then dropped into 375 g of water at 24°C. After a while the temperature of the water and the metal is 34.2°C. If the specific heat of the metal is 0.831 J/g°C, how much heat did the metal
asked by Ellie 
Curriculum
Oral language development between the ages of 3 and 6 includes all of the following except End of exam A. learning to use language expressively with others. B. developing phonological awareness. C. building a strong receptive vocabulary. D. writing
asked by Daniela 
Physical science
A 3.0kg cat runs to the left at 10m/s and a 12kg dog runs to the right at 4.0m/s what is the total kinetic energy?
asked by Rene 
Physics
A projectile is launched from the earth’s surface at initial speed v0 at angle θ0 with the horizontal. When the projectile is at its maximum height h, it has half the speed it had when it was at half its maximum height (h/2). At what angle was the
asked by M 
Physics
A juggler throws a ball with an initial horizontal velocity of +1.1 m/s and an initial vertical velocity of +5.7 m/s. What is its acceleration at the top of its flight path? Make sure to consider the sign when responding. Consider the upward direction as
asked by Alexandra 
Curriculum
Which of the following is the best definition of phonological awareness? A. Sensitivity to units of sound used in the English language B. Awareness that the speech stream consists of a sequence of sounds or phonemes C. Awareness of the smallest unit of
asked by Daniela 
business
1.jack leblanc, an mba student at the niversity of wisconsin at madison, recently purchased a small ice cream and frozen yogurt business close to campus to help pay his way through the program. even though wisconsin has cold winters, ice cream and frozen
asked by v 
Chemistry
For the reaction 2H2 + 1O2 à 2H2O, there are 8.08 grams of H2 available. 2. Use the ratio of stoichiometric coefficients in the reaction above to determine how many moles of H2O can be produced from the H2 available. Then, use molar mass to convert the
asked by Feather 
Chemistry
Rewrite the following using a thermochemical equation with a deltaH value: a) The standard molar enthalpy of combustion for propane is 2220kJ/ mol.
asked by Han 
Physics
A 5 gram bullet is fired horizontally and hits an 8 kg block of wood that is at rest and can move freely. The wood and the bullet move with a velocity of 0.05 m/s after the impact. What is the initial velocity of the bullet?
asked by Yuki 
math
find the distance, to the nearest tenth, from T(4,2) to U(2,3).
asked by brendan 
physics
A cauterizer, used to stop bleeding in surgery, puts out 2.30 mA at 14.0 kV. What is its power output? What is the resistance of the path?
asked by Joe 
physics
A certain circuit breaker trips when the rms current is 50.0 A. What is the corresponding peak current?
asked by Joe 
physics
A current of 1 A is maintained in a simple circuit with a total resistance of 2.5 Ω. How much heat is generated in 4.0 s?
asked by Joe 
physics
If you could travel with speed of light (3.0E5 km/s) it would take only 1.3 seconds to reach Moon. How far is Moon from Earth?
asked by elda 
Math
Challenge Write a 6  digit number that has a 5 in the ten thousand place , a 3 in the thousands place ,a 4 in the tens place , and one digit that is 0.underline the 5,3,4,and the 0 in your number .is this the only number you could have written ? Expllain
asked by Nnn 
chemistry
3. Use the ratio of stoichiometric coefficients in the reaction above to determine how many moles of O2 will react with the H2 available. Then, use molar mass to convert the moles of O2 into grams. For the reaction 2H2 + 1O2 =2H2O, there are 8.08 grams of
asked by feather 
HISTORY
European overseas commercial expansion was aided by A.advances in shipbuilding and navigation B.the centralized power of nationstates C.European desires for wealth through trade D.the desire for alternative trade routes to bypass the Ottomans E.All of the
asked by Anonymous 
Law of Cosines
i.imgur. com / CvoC1sB.jpg I'm confused about how to submit a link, but attached is the problem because there is a diagram. I did part of it, but I'm stuck! I put in spaces.
asked by Jeff 
Chemistry
How much Tris do you need to weigh out to make 250 ml of the 50 mM buffer? A. 0.95g B. 1.51g C. 2.42 D. 1.75g
asked by Susana 
OrganicChem Lab Question Need Help!!!
a) Would 2propanol be a suitable solvent to extract caffeine from an aqueous tea solution? Explain? b) You want to use 45 ml total of your extraction solution. Is it better to use three extractions of 15 ml each or one extraction of 45 ml? Explain your
asked by Layla 
AP Calc B/C
Find the arc length of one arch of the sine curve. I started it by doing y=sinx, y'=cosx arc length= integral of sqrt(1+cos^2x)dx from pi/2 to 3pi/2 but I don't know how to integrate that! Thank you!
asked by Anon 
Chemistry
A metal bar having a mass of 212 g is heated to 125.0°C and then dropped into 375 g of water at 24°C. After a while the temperature of the water and the metal is 34.2°C. If the specific heat of the metal is 0.831 J/g°C, how much heat did the metal
asked by El 
Math
The maximum number of arbitrary constants is equal to a. Number of derivatives in the differential equation b. Degree of differential equation c. Order of differential equation e. None of the above I don't understand this, but my guess it's letter A.
asked by Rin 
maths
Debra received her £15 pocket money. She spent: 1/3 on magazines 2/5 on a necklace How much did she have left? My answer 1/3 of 15 is 5 2/5 of 5 is 2 2 pound is left Am I correct?
asked by anonymous 
Chemistry
a gold bar weighing 33.5 g and having an initial temperature of 25.0 Celsius absorbs 5000 J of heat. What would the new temperature be?
asked by El 
chemistry
Which of the following is true? A. Group 1 elements are more reactive than the group 2 elements because they have more valence to lose. B.Lithium is the least reactive element in group, because its valence electron is held more tightly than the others in
asked by Emiko 
math
2.Calculate the growth rate of Asset J dividends, we have to assume that future dividend payments will grow at a constant rate into the future forever. This constant rate can be estimated by calculating the average growth rate from the past dividends.
asked by Anonymous 
chemistry
What type of reaction does the following equation represent? AgNO3 + NaCl > AgCl + NaNO3 A. Singledisplacement reaction B. Synthesis C. Combustion D. Doubledisplacement reaction
asked by Emiko 
English
1. Each student has his / her own book. (How do you read "/"? Is it 'or'?) 2. Each student has his own book. (Do we normally say like this?) 3. Each of the answer is worth 4 points. 4. Each of the answer is 4 points. (Are both grammatical?) 5. Each of
asked by rfvv 
chemistry
Covalent bonding (with an electronegativity difference below 0.5) results when fluorine bonds with A. hydrogen B. potassium C. iodine D. fluorine
asked by Emiko 
statistics
A survey is being planned to determine the mean amount of time corporation executives watch television. A pilot survey indicated that the mean time per week is 13 hours, with a standard deviation of 2.5 hours. It is desired to estimate the mean viewing
asked by Anonymous 
chemistry
suggest an alternative indicator for the standardization reaction. Explain the rationale behind your choice.
asked by josh 
government
Ok so I am doing my homework and I am really confused about this question. I am not trying to just have you guys do it for me but I really need help. If you could give me the answer that would be great but I would love a hint or something like that to help
asked by Katey 
physics
A North American tourist takes his 22.0–W, 120–V AC razor to Europe, finds a special adapter, and plugs it into 240 V AC. Assuming constant resistance, what power does the razor consume as it is ruined?
asked by Joe 
English 10  Poetry
Poem: Annabel Lee Poet: Edgar Allan Poe What have you learned about the poet that contributes to the type of poetry he writes? Write at a short paragraph including at least one of the following: 1.) Personal Beliefs 2.) Nationality or Ethnicity 3.) Male of
asked by DesDes98 
Chemistry
4. Suppose there are 72.0 g of O2 available, along with the 8.08 grams of H2. Use ratios of stoichiometric coefficients to find the limiting reagent for the reaction. Then, find the theoretical yield in both moles and grams. 2H2 + 1O2 à 2H2O I got 2.25
asked by Feather 
Physics
You are driving a 2530.0kg car at a constant speed of 14.0 m/s along a wet, but straight, level road. As you approach an intersection, the traffic light turns red. You slam on the brakes. The car's wheels lock, the tires begin skidding, and the car slides
asked by sarah 
Physics
Two stones are thrown simultaneously, one straight upward from the base of a cliff and the other straight downward from the top of the cliff. The height of the cliff is 5.53 m. The stones are thrown with the same speed of 8.62 m/s. Find the location (above
asked by Steven 
Organich Lab Help Please!!!!!!!!
You are asked to extract the alkaloid caffeine from tea and to purify the product. You are provided with the following information. a) Caffeine is soluble in hot water (18 g/100 ml) but less soluble in cold water (2.2g/100ml). b) Caffeine is a white
asked by Organic Lab Help Please 
physics
a bullet is fired horizontally from the top of a cliff that is 30m above a long lake. if the horizontal speed of the bullet is 600 m/s, how far from the bottom of the cliff does the bullet strike the surface of the lake ? with what velocity will the bullet
asked by lea 
physics
The depth of the ocean is sometimes measured in fathoms (1 fathom = 6 feet). Distance on the surface of the ocean is sometimes measured in nautical miles (1 nautical mile = 6076 feet). The water beneath a surface rectangle 3.70 nautical miles by 2.80
asked by S 
Analytical CHM Lab
why is NaOH a poor primary standard ?
asked by Noor 
English
Q: What role do on the rowing team do you think you'll be good at,and Why? 1. I think I can be a good cox because I'm small and light. 2. I think I can be a good rower in the middle because I am very strong. 21. i think I can be one of the four rowers in
asked by rfvv 
Curriculum
Which of the following is a correct statement about scheduling outside time? A. The best time for teachers to schedule outside time is immediately after morning snack or breakfast. B. There's no best time for outside time; it depends on the needs of the
asked by Daniela 
math
Question 1.1. For each of the following questions, choose the correct answer. What is another word for rotation? (Points : 1) flip turn slide fall Question 2.2. What's another word for a translation? (Points : 1) flip turn slide fall Question 3.3. Maria
asked by Ash 
Physics
A juggler throws a ball with an initial horizontal velocity of +1.1 m/s and an initial vertical velocity of +5.7 m/s. What is its acceleration at the top of its flight path? Make sure to consider the sign when responding. Consider the upward direction as
asked by Alexandra 
science
(1.b) Calculate your de Bröglie wavelength and momentum when you are driving a car at a speed of 104 km/hr (~65 mph), assuming your mass is 80 kg.
asked by john 
Physics
At bat a baseball player hits a ball at a height of .889 m. The ball leaves the bat at 51 m/s at an angle of 81 degrees from the vertical. The ball skims the top of a 2.74 m wall as it leaves the field. a.) Draw position, velocity and acceleration graphs
asked by AnonymousPlease Help! 
HISTORY
1520. Put the following events in chronological order, with A for the first to occur and G for the last to occur. g The “Pilgrims” land at Plymouth Rock, Massachusetts F Defeat of the Spanish Armada D Jacques Cartier leads the first French effort to
asked by Anonymous 
Organic Chem Help :(
For each of the solvents below, indicate whether it will be the top or bottom layer when carrying out extraction of an aqueous layer of density 1.05 g/ml. a) chloroform (bottom layer) b) hexane =????? c) toluene =?????
asked by JuYoung 
Science
If you are riding your bike and hit a curb and stop suddenly at 25m/s when you hit the curb and it took you only .75 seconds to stop after hitting the curb. What was your acceleration?
asked by Chris 
English
1. Each team in the Boat Race has eight rowers and one more person who does not row, a cox. 2. Each team in the Boat Race is composed of eight rowers and one more person who does not row, a cox. 3. Each team in the Boat Race comprises eight rowers and one
asked by rfvv 
chemestry
How many molecules (not moles) of NH3\rm NH_3 are produced from 8.21×10−4gg of H2\rm H_2
asked by Anonymous 
Physics
Two girls decide to jump off a diving board. Katherine steps off the diving board. Anna runs straight off the diving board so that her initial velocity is solely horizontal. They both leave the diving board at the same time. Which one lands in the water
asked by Alexandra 
chemistry
The typical person needs a 2000 calorie diet to sustain “normal” activity. Nowadays, a lot of the energy in American diet comes from fats and sugars. Assume that “fats” provide 9.0 calories per gram and sugars (treat as glucose) provide 4.5
asked by Ashley 
engineering science
An object is kept in equilibrium on an incline by means of supporting force, which is at an angle of 30 degrees o the inclined. The weight of the obbject is 500N. The incline forms an angle of 45 degrees with the horizontal. The coefficent of the friction
asked by Anonymous 
Tourism
Wht is a tourist ?
asked by Nkosinathi 
geometry
Question 1.1. For each of the following questions, choose the correct answer. What is another word for rotation? (Points : 1) flip turn slide fall Question 2.2. What's another word for a translation? (Points : 1) flip turn slide fall Question 3.3. Maria
asked by Ash 
statistics; emergency please help me
Air travel is probably not as fun as it used to be. Airlines have increased fares, reduced seat size, and now charge fees for everything from luggage to early boarding. Airlines can be fined by the federal transportation agencies for various "infractions".
asked by Anahi 
Math
What is the parent function of h(x) = x^2? Is it h(x) = x^2 or h(x) = x^2? How can I describe h(x) = x^3 as a transformation of the parent function of a cubic function? Do I just say that it is a reflection, or is there a way of saying it with numbers,
asked by Anonymous 
History/Song/Play trying to remember
HI, so when I was in the fifth grade I was in a play and I had to sing this song, but all i can remember of it is this: in 1776 you see, we vowed to have our liberty for parlaiment carried a stick.. a stiick Does anyone know this?
asked by Katt 
english
fill in the blanks a)Mary alwaysher work carefully.(do) b)my father to America nest week.(fly) c )what did youyesterday.(do) d)my grandmother neverup late.(wake) e)you shouldn'ton the wall.(write) f)weto learn to
asked by ashel 
government
I am really confused with this part of my homework. Mrs. Sue please help me. OK here is my question: Why do you think free enterprise and capitalism usually develop as economic systems under democracy?
asked by Katey 
Chemistry
A plumber installs a pipe that has a diameter of 10 cm and a length of 2.4m, Calcualte the volume of water(in cm3) that the pipe will hold. Express your answer to the correct number of significant digits. Note: The formula for the volume of a cylinder is
asked by Jessica 
poetry
Poem: Annabel Lee Poet: Edgar Allan Poe What have you learned about the poet that contributes to the type of poetry he writes? Write at a short paragraph including at least one of the following: 1.) Personal Beliefs 2.) Nationality or Ethnicity 3.) Male of
asked by Anonomous 
HISTORY
The most likely place of origin for Native Americans is A. Atlantis B. Asia C. Israel D. Polynesia E. Mars F. All of the above I would say central Asia, correct?
asked by Anonymous 
English
Make news friends, but keep the old. One is silver, and the other gold.  This is a simple poem. What does 'the old' mean? Does 'the old' mean 'old people' or 'old friends'? What does 'One' refer to? What does 'the other' refer to?
asked by rfvv 
english
fill in the blanks 1 Mary always her work carefully.(do) 2 my father to America next week. (fly) 3 what did you yesterday.(do) 4 my grandmother never up late.(wake) 5 you shouldn't on the wall.(write) 6 we to learn to swim last year.(begin) 7 the
asked by ashel 
Algebra
solve and show steps 6=x+2/3
asked by Paula 
Physics
Two stones are thrown simultaneously, one straight upward from the base of a cliff and the other straight downward from the top of the cliff. The height of the cliff is 6.02 m. The stones are thrown with the same speed of 9.20 m/s. Find the location (above
asked by Brandon 
math
convert the following to representative fractions. 0 90 __ , 1 cm = 0.9 km and 1 cm= 2000 km. please help, thanks
asked by Epic 
HISTORY
True False Columbus first sighted land in the New World near Newfoundland. I would say false because wasn't John Cabot the one to discover Newfoundland? Columbus was a devout adherent of A. Sunni Islam B. Hinayana Buddhism C. Orthodox Judaism D. Roman
asked by Anonymous 
Chemistry
For the following equation, write a thermochemical equation that includes an energy term within the equation: The formation of 1 mol of copper(II)chloride from its elements releases 220.1kJ of energy.
asked by Han 
Math
I wrote question you have not dissolved
asked by Nina 
english
fill in the blanks a)The careless boya cup an hour ago(broke)
asked by ashel 
math
Angles B and F are corrsponding angles formed by a treversal intersecting two parallel lines. Angle B has a measure of 44. what is the measure of Angle F?
asked by brendan 
physics
A spider crawling across a table leaps onto a magazine blocking its path. The initial velocity of the spider is 0.850 m/s at an angle of 34.3° above the table, and it lands on the magazine 0.0780 s after leaving the table. Ignore air resistance. How thick
asked by Steven 
Chemistry
Calculate the solubility of 43g of NaCl containing 100ml of water at temperature of 20 degrees
asked by Zaza 
physics
The depth of the ocean is sometimes measured in fathoms (1 fathom = 6 feet). Distance on the surface of the ocean is sometimes measured in nautical miles (1 nautical mile = 6076 feet). The water beneath a surface rectangle 3.70 nautical miles by 2.80
asked by S 
business
what is a corporate unit? a franchise said that they have 80 franchise units in Canada and 12 corporate units. what are corporate units
asked by kiki 
trig
I have arrived at .322 as the sine of the angle how do I find the actual angle (in decimal/deg)
asked by jim 
English
1. This food smells bad. You had better throw it away/out. 2. The bear can smell well. 3. The bear is smelling the person lying on his belly. 4. He is smelling the fish. (Are they all grammatical? In terms of the use of the verb smell...Thank you.)
asked by rfvv 
PreCalculus
Hello! I wanted to know if my answers are right or not? Thanks! :) 1.) Segments AB and CD have the following endpoints. Determine whether the segments are parallel, perpendicular or neither. A (3, 0), B (2, 2), C (1, 4), D (3, 1) My answer: Parallel
asked by Abby 
The Curiculum
Which of the following is not a good strategy for a teacher to use in making transitions fun? A. Help children come down the hall quietly by pretending to "sneak" past the director's office, varying what they pretend on different days. For example, they
asked by Daniela 
Algebra
4y+8=6y+3 Is the expression true,false,or open? My answer is true = 5/2
asked by Paula 
Science
what is spectral broadening
asked by Anonymous 
physics
if the diamter of a human hair is (50*10^6 m) estimate the volume of hair on your head
asked by lena 
maths
how can i calculate the area of a field if the perimiter is 11m and bredth is 100m radius is 60m?
asked by sekemisa school 
physics
The resistivity of silver is 1.59 × 108 Ω·m. What is the resistance of a section of 12 gauge wire (diameter 0.2057 cm) that is 8.60 m long?
asked by Jane 
probability
Calculate the probability of withdrawing 13 balls of yellow color in 16 draws from a bag of 93 balls having 38 red, 34 yellow and 21 pink balls
asked by srt 
math
simplify and state any restrictions: 1. x+3/x^2+11x+24  2x+10/x^2+11x+30 answer: x10/(x+8)(x+6) 2. x4/x^28x+16 + 3x+21/x^2+12x+35 answer: 4x7/(x4)(x+5) i don't uderstand how to do it. can you please show me the steps. thanks
asked by bob 
Curriculum
The purpose of using activities related to diverse cultures is to provide opportunities A. to learn languages other than English quickly. B. for children to feel more comfortable with people less familiar to them. C. to make the dramatic play area more
asked by Daniela 
engineering
what do you mean by impact and Shock loading
asked by jignesh 
Algebra
3(x7)x= 2x21 Does this equation have infinitely many solutions My answer is yes.
asked by Paula 
PreCalculus
Hi! I have three questions that I need checked over just to make sure I understand it. Thanks! :) 1.) What is the slope of the line that passes through (5, 8) and (2, 6)? My answer: 2/7 2.) If Segment AB  Segment CD and the slope of Segment AB = 1/2,
asked by Abby 
English 9
Find adverbs and word they modify His piano playing made him very unpopular with his more conventional neighbors. very(adv)modifies unpopular more (adv) modifies conventional Is this correct?
asked by Sweet Pea 
ENGL essay excerpt edit
can someone edit/ give any feedback on this? Additionally, my essay The Latent Path to Progression demonstrates how creative freedom is necessary in the development of societal contributions that will ultimately lead to its progression. For instance, I
asked by christine 
English 9
Find adv. and word it modifies He courageously continued not only to compose but also to conduct performances. courageously(adv)modifies continued not (adv) modifies Only? only(adv) modifies continued? also (adv) modifies conduct?
asked by Sweet Pea 
Algebra1
Simplify x4y+2z3x3y+2z=❓can someone help me!!!!!!!😣
asked by Molly 
ENGLISH
When Grizzlies Walked Up Right: Modoc Questions Help Me Please? 1.What event, accident, or situation is being introduced? 2.What are two examples used to catch the readers attention? 3.How is the event broken broken into smaller segments? 4.Three details
asked by Stephanie 
business
can you tell me he difference between franchise fee, startup capital and investment required. all of them had different amounts and i searched it up online. but i couldn't understand it because it kept repeating and repeating the same thing but it didn't
asked by kiki 
physics
Part 1/2 A cyclist maintains a constant velocity of 7 m/s headed away from point A. At the.aome.initial time, the cyclist is 240 m from the point A. What will be his displacement from starting point after 65 s ? Answer in units m Part 2/2 Qhat will be his
asked by Jerry 
Analytical Chemistry
principles behind the dilution and aliquoting of the NaOH solution
asked by Charie 
science
Is it possible that free Internet content might one day replace textbooks?
asked by a 
Englishm
Write two paragraphs about how social media has changed the way you think about written communication.
asked by Maggie 
college physics
Show that the motion of a particle in a central force field is always confined to a plane.
asked by manisha 
The Curriculum
Which of the following is not part of negotiating a conflict? A. Enforcing your preferred solution B. Explaining the reasons behind a suggested solution C. Accepting reasonable disagreement D. Listening to and acknowledging others' rights, opinions, and
asked by Daniela 
law
where do I find the constitutional rights that police officers have in Missouri
asked by joanna 
math
when you throw up a cricket ball foot ball tennis ball and a basket ball which will go to a maximum height
asked by Anonymous 
English 9
Find adv. and word it modifies No matter how loudly he pounded, he still could not hear the notes. loudly (adv) pounded (word it modifies not(adv) modifies could hear Still (adv) does it modify (could hear)? Is this correct???
asked by Sweet Pea 
HELP!! Algebra
Fill in the missing number: A: 4_4*327= 3_88 B: 968 452__= 1582_8?
asked by Kali G 
english
need some ideas for a classification essay on advertisement pls I have submitted three different options to my teacher and he has declined them either saying there is overlap or they are not distinct. i am stumped! pls help
asked by c 
Curriculum
Children with welldeveloped social skills are not often viewed as A. friendly. B. cooperative. C. gullible. D. responsible. my answer is c.
asked by Daniela 
Math Proof
Find a rational number and an irrational number between x=8.9949926 and y=8.995
asked by Ashley 
business
I have a franchising assignment about Montana's in Canada. I need the slogan of Montana's. Some say it is, "For the love of meat". Some say it is, "Great food, warm atmosphere and fun... That's what you'll find when you step into any Montana's" some say it
asked by miller 
HISTORY
910. Since almost all Native American tribes were ,_______________ much of our information on their culture comes from the writings and stories of ___________________________. A. nonliterate B. stupid C. Christians D. Muslims E. traders and missionaries
asked by Anonymous 
Two for Damon
I don't know the rowing terminology! http://www.jiskha.com/display.cgi?id=1410596117 and http://www.jiskha.com/display.cgi?id=1410596417
asked by Writeacher 
PreAlgebra
What is 1/8  3/5? 1/8  3/5 = 5/40  24/40 = 19/40
asked by Ruby 
English
1. The Boat Race may not look very interesting at first. After all, everyone seems to be doing the same thing! 2. The Boat Race may not look very interesting at first, for everyone seems to be doing the same thing! 3. The Boat Race may not look very
asked by rfvv 
Help please, :)
I was wondering who won the French and Indian War, I decided to ask my mom, and my little sister says.. George Washington!! well, I know that isn't the answer, haha, help please?
asked by Katt 
physics
a 0.60 kgparticle has a speed og 2.0m/s at point A and a kineticenergy at point B. What is it's kinetic energy at point A ? What is its speed ?
asked by sarry 
Math
Analyze Greg saw these numbers on a license plate while driving: 2,4,5,3 and 9 . Write one possible number that could be on the license plate. Help me,,
asked by Nina 
Algebra 1
evaluate 3  (4)= ?? Please help
asked by Wendy 
business
can you tell me he difference between franchise fee, startup capital and investment required. all of them had different amounts and i searched it up online. but i couldn't understand it because it kept repeating and repeating the same thing but it didn't
asked by kiki 
Math
Please solve the Q look ( nina, math)
asked by Nina 
HISTORY
True or False Native American cultures generally had no concept of private property. I'm not sure whether to say true or false but I want to say false because Native Americans were aware of private property, they just weren't obsessive and greedy with it
asked by Anonymous 
math
(please help me to solve this question) solving equation (1+x)^2/3 + (1x)^2/3 = 4(1x²)^1/3 are, value of x is
asked by Nithin 
d,m,v
whats the volume of benzene.?
asked by felix 
History
Discuss the causes of French Revolution of 1789
asked by Anonymous 
spanish
what is 530.000
asked by theresa 
math
write the fraction in words 4/7 3/4
asked by ashel