Questions Asked on
November 10, 2016

Chem1020
Sulfuric acid can dissolve aluminum metal according to the following reaction. 2Al(s)+3H2SO4(aq)→Al2(SO4)3(aq)+3H2(g) Suppose you wanted to dissolve an aluminum block with a mass of 23.7 g . Sulfuric acid can dissolve aluminum metal according to the
asked by Liselle 
Chemistry
Write mathematical equations that show how you will calculate the detected activity from the count rate due to background radiation and the sample of KCl and how you will determine the “true” activity of your sample from the detected activity. Use the
asked by Annie 
college maths
A property worth $15,000.00 is purchased for 10% down and semiannual payments of $1750.00 for twelve years. What is the effective rate of interest if interest is compounded semiannually?
asked by mannat 
Government
What constitutes Congress using their impeachment power on a President of the United States (for example, treason, lying under oath, committing a felony, committing a misdemeanor, or something else?)
asked by A.Lee 
Algebra2
Wind farms are a source of renewable energy found around the world. The power P (in kilowatts) generated by a wind turbine varies directly as the cube of the wind speed v (in meters per second). If a turbine generates 500kW in a 10m/s wind, how much power
asked by Steve 
math
Start with the integer 4. Subtract 8. From your answer subtract 2, and then subtract 17 from the last answer. What is your final answer?
asked by Clara 
English
1. As there was no bus service, I had to walk home. 2. There being no bus service, I had to walk home. (Are both the same and grammatical?) 3. As there was no seat on/in the bus, I had to stand all the way. 4. There being no seat on/in the bus, I had to
asked by rfvv 
math
Start with the integer 4. Subtract 8. From your answer subtract 2, and the subtract 17 from the last answer. What is your final answer?
asked by Clara 
yashoda
how to calculate the heat of combustion at 300 kelvin , when the standard enthalpies are given of benzoic acid, carbon dioxide and water at constant pressure and volume
asked by hrutika 
Math
The stockholders’ equity at the beginning of the period was $200,000; at the end of the period, assets were $255,000 and liabilities were $40,000. If the owner made no additional investments or paid no dividends during the period, did the business incur
asked by J 
Physics
A 2.5m long string vibrates as a 100 Hz standing wave with nodes at 1m and 1.5m from one end of the string and no points in between the two.Which harmonic is this?work out
asked by Anonymous 
Physica
2. When traveling down the road at a constant speed of 55 mph, 26.4 m/s, the tangential velocity of the wheels is also 55 mph. If a car tire is 65.0 cm in diameter, then; a. What is the period and frequency of the spinning car tire? b. What is the
asked by Cris 
Physics
2. When traveling down the road at a constant speed of 55 mph, 26.4 m/s, the tangential velocity of the wheels is also 55 mph. If a car tire is 65.0 cm in diameter, then; a. What is the period and frequency of the spinning car tire? b. What is the
asked by Cris 
Physical science
A 100.0g sample of water at 20.0C is heated to steam at 125.0c.how many heat was absorbed?
asked by William J Yelorbah 
math
Loyola heights has 3000 phones of which 3/5 are dial phones. If 2/3 of these dial phones are replaced by digital phones and 400 additional phones are installed, what fraction of the phones are digital now?
asked by iselle 
maths
what is the radius and height of container that will contain 42 barrels of oil?
asked by Ifeanyi 
math
What is the smallest 4 digit odd number that can be formed with the digits 4,7,3 and 5
asked by angela cloe 
Maths
If onefourth of the sum of a number and seven is four less than three times the number, find the number.
asked by Achal 
English
1. School is a place where people learn things. 2. School is a place where people learn many subjects. 3. School is a place where students learn many things. 4. School is a place where students study subjects. 5. School is a place where people can learn
asked by rfvv 
maths sir steve help~reiny
sin(πcosx)cos(πsinx)=0 then find sin2x step plz
asked by Anonymous 
Chemistry
what would the concentration of the solution of a sulfuric acid be titration of a 25.0 ml sample of acid required 20.00 ml of a 0.20 naoh standardized solution for it to become neutralized
asked by Jay 
Riddle
PLEASE HELP I DONT KNOW THE ANSWER! Riddle: You wake up in a room with only one door and no windows. On the ground is two specially made peices of string, a candle and a piece of paper. The string are at different lengths but both take exactly 60 minutes
asked by Max 
English
Posted by rfvv on Friday, October 21, 2016 at 9:54pm. ======================================= Does #1 mean #2 and #3? •English  Writeacher, Friday, October 21, 2016 at 10:36pm 2 and 3 are identical, aren't they? 1. It's usually very windy and foggy. 2.
asked by rfvv 
English
1. My family used to live in London, didn't they? 2. My family used to live in London, didn't he? 3. My family used to live in London, didn't she? 4. My family used to live in London, didn't it?  Which tag question is
asked by rfvv 
quantitative methods
If for a Poisson variate x,P(x=0)=P(x=1) = k, prove that k=1/e. Lesson name Poisson distribution
asked by deepak 
Math grade 6, 4 operations
The sum of mr. brown's age& his sin's age is 38 yrs old this yr.4 yrs ago,mr. Brown was 5 times as old as his son. A. How old is his son this year? B. How old is mr. Brown this year?
asked by Peachie 
Math grade 6, 4 operations
Deepak is 10 years old, and his brother is 7 years old. In how many years time will their total age be 41. Sandy,priscilla&florence shared 540 sweets.sandy took 90 sweets.florence took 3 times as many as the total number of sweets sandy&priscilla took.how
asked by Peachie 
math
sum of ₹ 8400 is made up of 50,20,10 and 5 rupees notes. the number of 10 rupee notes is five times the number of 5 rupee notes, four times the number of 20 rupee notes and ten times the number of 50 rupee notes. what is the number of notes in each
asked by ratio 
Chemistry
Based on chemical structures, explain why acetophenone is only separated at the end by distillation. The mixture was acetophenone and ethyl trimethylacetate
asked by Lyndsay 
matha
The value of a machine depreciates every year by 5% if the present value of the machine be rupees 100000 what will be its value after 1year . ... Then the answer 9500000
asked by pranay 
English
Identify the subject, verb, Object Formal writing shows writers' critical thinking. Verb critical thinking Subjectwriters Objectwriters'
asked by Sue 
Writing
Can you help me find the subject and verb, and the prepositional and phrases? 1. We went with the pastor to the church hall. 2. The puppy ran after the little girl. 3.Jacob threw the baseball across home plate. 4.Mom found the book under the paper. 5.The
asked by Blub 
Algebra
One number is 1/2 of another number. The sum of the two numbers is 18. Find the two numbers. Use a comma to separate your answers.
asked by Dylan 
Math
The ratio of the side length is 2:3:4. The shortest side is 15 inches. What is the perimeter? Explain.
asked by Anonymous 
Math
Ann has seven ballons. Molly has a set of ballons less than seven .how many ballons does molly have?
asked by Jina 
physics
a car travels at 25m/s on a slick road takes 4 second to come to a complete stop. what was the car's average acceleration over 4 second?
asked by lala 
p.e
you want to ask you teacher for extra help , so you practice in you mind what you will say . this is an example of a. eustress**** b. distress c. a stressor d. a mental rehearsal
asked by help please 
health 7th
1. during the alarm stage of you stress body release a chemical called adrenaline which is part of a. eustress b. the flightorfight response*** c. mental rehearsal d. a catastrophe 2.nay event or situation that causes stress is called a(n) a. eustress
asked by help please 
Science
Which is the molarity of a solution containing 20 g of CH3 OH in 300 mL of solution
asked by Victor 
math
Two buses start from same bus stand at 8 a.m. One travel 40km/h and other travel at 50km/h. The second bus reaches the next stop at 10 a.m. How much later will the first bus arrive
asked by kirti 
math ( i need help asap ) pls
1. gavin needs to read at least 150 pages of his book this week . he has already read 82 pages . how many more pages p must gavin read this week ? a. 82+p >_ 150; p _> 68 b. p+ 82 _< 150; p _< 68** C. P72 _> 150; P_> 222 D. P82 _< 150; P _< 222 2. SOLVE
asked by help please 
Math algebra
The sum of the measures of the angles of a triangle is 180° Find the three angles of a triangle if one angle is 20° greater than the smallest angle and the third angle is twice the smallest angle.
asked by Marina 
Science
Unit 3 Test Multiple Choice Please select the correct response for the following questions. 1. What is the smallest part of all matter called? (1 point) * a. Element b. Atom c. Molecule d. Compound 2. Which of the subatomic particles is negative? (1 point)
asked by Becky 
educational technology
4. After creating a column heading and/or typing text within a column, what must you do to move text to the next column? a.) Add a column break. •• b.) Select the next column and start typing. c.) Highlight the next column. d.) Change the page
asked by Jonie 
Social Studies
Why did Washington and his troops cross the Delaware River in small boats on Christmas night, 1776? A. The weather was good and the troops hoped to find a sheltered place to rest. B. Washington was leading them to a surprise attack on the British at
asked by Aralyn 
Math grade 6, four operations
The sum of mr. brown's age& his sin's age is 38 yrs old this yr.4 yrs ago,mr. Brown was 5 times as old as his son. A. How old is his son this year? B. How old is mr. Brown this year?
asked by Peachie 
chemistry
Which is more ionic LiF or NaF and why
asked by dukes 
Chemistry
CH4 + 2O2 > CO2 + 2H2O a. How many grams of methane are needed to produce 1.5 X 10^2 grams of carbon dioxide? b. How many grams of oxygen are needed to react to form the 1.5 X 10^2 grams moles of carbon dioxide?
asked by John 
Chemistry
CH4 + 2O2 > CO2 + 2H2O a. How many grams of methane are needed to produce 1.5 X 10^2 grams of carbon dioxide? b. How many grams of oxygen are needed to react to form the 1.5 X 10^2 grams moles of carbon dioxide?
asked by John 
Chemistry
CH4 + 2O2 > CO2 + 2H2O a. How many grams of methane are needed to produce 1.5 X 10^2 grams of carbon dioxide? b. How many grams of oxygen are needed to react to form the 1.5 X 10^2 grams moles of carbon dioxide?
asked by John 
Matb
Farmer brown can't rember how many animals he has. He knows he the animals have 8 heads and 22 legs all together. How many pigs dose he have
asked by Michael fry 
chemistry
What is the shape and bond angle of PH3? Explain
asked by dukes 
algebra
1. Describe a situation that models a linear pattern and then describe a situation that models a nonlinear pattern. Do not state which situation is linear and which is nonlinear. Your classmates will need to determine which is which and then write a
asked by ssuban 
math
3a  4 (
asked by help please 
statistics
a person drove on a highway first 5km at a speed of 60km/h ,the second 5km at a speed of 85km/h , third 5km at a speed of 92km/h and last 5km of his journey,the speed was 8okm/h.Use suitable average to find average speed of the journey of 20km.
asked by Ana 
statistics
A crane is designed in such a way that it can lift a maximum load of 2750kg.Is the crane overload if the container is filled with 50 bags of cement 40kg each and 5 machine of average 100kg?
asked by Ana 
science
Pluto has a shape that is nearly round, and it orbits the Sun. It has five known moons. Why is it called a dwarf planet and not a planet?
asked by renee 
Math
Identify the correct steps to graph the line y = 3x + 1. Question 3 options: Plot the point (0, 1) on the y axis. Then, plot the point (3, 0) and connect the two points. Plot the point (1, 0) on the x axis. Then, plot the point (0, 3) and connect the two
asked by Embershy 
statistics
the arithematic mean of two numbers is 15 and geometric meanis 12.Find the two numbers and find harmonic mean of these numbers.
asked by Ana 
CHEM 120
What mass of ammonium nitrate must be added to 350 mL OF 0.150 M solution of ammonia to give a buffer having pH of 9.00? (Kb(NH3)= 1.8X105
asked by Mxolisi 
Math
4. Find the measure of each interior angle of a regular polygon with 12 sides. 1800 degrees 150 degrees 180 degrees 145 degrees
asked by Embershy 
Math algebra
To find the average of a set of test scores we divide the sum of the test scores by the number of test scores. On her first four algebra tests,Paula wests scored 88,92,97,and 96. Write an equation that can be used to determine the grade paula needs to
asked by Serena 
physics
A loop of surface area s1=10cm^2 placed ina uniform magnetic field Bof magnitude B1=8×10^2T, has its plane perpendicular to the field lines . A second loop of area s2=15cm^2 is placed in another uniform field B2 of magnitude B2=0.1T such that its normal
asked by angy 
Cost Accounting
Please explain: You are preparing a short presentation for a group who wants learn performance reporting issues. One question that was raised during the discussion is about measuring variances when the actual output (or activity) does not match with the
asked by Patte 
physics 1
Q4= The unit of mass in S.I. unit is? a. kilogram b. gram c. tonne d. quintal e. newton
asked by hi bro it's me ( ^_^) himel@,Damon ,Steve,Henry. ,Ms.Sue & all respect sir 
English
1. You can enjoy delicious food in London. 2. In London, you can enjoy delicious food. (Are both the same? In #1, what does 'in London' modify?) 3. You can visit many traditional houses in Chicago. 4. In Chicago, you can visit many traditional houses.
asked by rfvv 
English
1. She was fortunate in that she had friends to help her. 2. She was fortunate for the reason that she had friends to help her. 3. She was fortunate because she had friends to help her.  Are they all the same in meaning? What
asked by rfvv 
English
1. The boy was happy in that he has a lot of pencils. 2. He was sad in that his father passed away. 3. He was nervous in that he had to take the test.  I have made some sentences containing 'in that.' Are these sentences
asked by rfvv 
Calculus
If the volume of a cube is increasing at 24 in^3/min and each edge is increasing at 2 in./min, what is the length of each side of the cube? Is this 2 in?
asked by Anonymous 
Math ?
I have a dilemma; my English professor doesn’t give us our grades so I currently don’t know what percent I am at in the class. I really need to know since I need to know if I’ll be passing or not. He doesn’t grade anything with percent’s, and
asked by Mark 
Physics
A simple Atwood’s machine uses a massless pulley and two masses m1 and m2. Starting from rest, the speed of the two masses is 8.2 m/s at the end of 2.2 s. At that time, the kinetic energy of the system is 30 J and each mass has moved a distance of 9.02
asked by Jenny 
Chem 104
From M1V1=M2V2 the volume of the KHP solution the molarity of the titrant and the volume of the titrant, find the molarity of the KHP solution . The KOH solution is the titrant since it is used to titrate the KHP solution. KHP mass204.2 Mass per liter in
asked by Hannah Marie 
Finite math
A bank account pays interest at 12% compounded monthly, and has a monthly fee of $10, deducted at the end of each month. If $13,000 is deposited on January 1, 2013, how much is in the account on January 1, 2016? I have done some question related to
asked by Frank 
math
each letter represents a different number find the value of p,o and f that will make this puzzle true. pop+of=opp
asked by laura 
Finite math
Consider the following annuity scheme: regular payments of $200 are made every two months at the end of the month (in other words, there are six equally spaced payments over the year) into an account with a nominal rate of 6% compounded monthly. Note, this
asked by Johnny 
multiple choice
A magnetic flux through a circuit increases linearly with time, then the absolute value of the induced e.m.f A) increases because the flux is increasing B) decreases because according to Lenz's law it opposes the original increase of the flux C) stays the
asked by angy 
math pls help!!!
I am a 4th grader and i need help with these problems. 1. 6f X (7+4)9>4t
asked by babes 
Language Arts
many actors travel around the country to promote _________ latest movies A.Her B.Theirs*** C.Their D.His
asked by Sid.V 
math help
Hi and good afternoon to everyone who is reading this i need help with my math if any of you guys know i site where i can learn fractions better that would be great PS. plz dont be coolmath
asked by Plz help 
Math
An open box is to be made from a square piece of material by cutting fourcentimeter squares from each corner and turning up the sides (see figure). The volume of the finished box is to be 144 cubic centimeters. Find the size of the original piece of
asked by Sue 
Social Studies
Throughout the 1900s, many countries in Africa and Asia gained independence from European colonial powers. India is one of these countries, having gained their independence from Britain in 1947. Why did people in India want independence? In what ways was
asked by Valerie 
Math
Which number is a perfect cube A.3 B.15 C.65 D.567
asked by Jasmin 
Physics
query=a stone of mass 30grams is placed in a measuring cylinder containing some water. the reading of the water level increases from 50cm cubic to 60cm cubic. what is the density of the stone?
asked by Matthew 
Science
Why are the water molecule bonds at an angle and not straight like the CO2?
asked by Alice Keign 
physics
A ball is thrown vertically upwards from ground level hits the ground after 4secs, calculate the maximum hieght it reached during its journey.
asked by chelsey 
math
3a  4 (
asked by math help pls 
Chem 104
Molarity of KHP ___ moles/L with a KOH titrant
asked by Hannah Marie 
Social Studies
2. What is a positive affect of competition? A. Increased value for consumers B. Increased wages for workers C. Increased profits for producers D. Increased incentives for investors Is it A or C
asked by FluttershyK 
physics multiple choice MCQ 1 i need help please @all respective sir & bro
which of the following variable controls the physical properties of a perfect gas? a. pressure b. temperature c. volume d. all of the above e. atomic mass
asked by hi bro it's me ( ^_^) himel@,Damon ,Steve,Henry. ,Ms.Sue .bobpursley& all respect sir 
physics multiple choice MCQ 2 i need help please @all respective sir & bro
which of the following laws is applicable for the behavior of a perfect gas? a. Boyle's law b. Charles' low c. GayLussac law d. all of the above e. joule's law
asked by hi bro it's me ( ^_^) himel@,Damon ,Steve,Henry. ,Ms.Sue .bobpursley& all respect sir 
physics multiple choice MCQ 3 i need help please @all respective sir & bro
q3= The unit of temperature in S.I units is? a. Centigrade b. Celsius c. Fahrenheit d. kelvin e. Rankin
asked by hi bro it's me ( ^_^) himel@,Damon ,Steve,Henry. ,Ms.Sue .bobpursley& all respect sir 
physics multiple choice MCQ 5 i need help please @all respective sir & bro
The unit of time in S.I. units is? a. second b. minute c. hour d. day e. year
asked by hi bro it's me ( ^_^) himel@,Damon ,Steve,Henry. ,Ms.Sue . bobpursley& all respect sir 
physics multiple choice MCQ 7 i need help please @all respective sir & bro
the unit of energy in S.I units is? a. watt b. joule c. joule/s d. joule/m e. joule m
asked by hi bro it's me ( ^_^) himel@,Damon ,Steve,Henry. ,Ms.Sue .bobpursley& all respect sir 
Inequality quiz help CHECK ANSWERS
1. Gavin needs to read at least 150 pages of his book this week. He has already read 82 pages. How many more pages A. 82 + p >= 150; p >= 68 B. p + 82 = 222 D. p  82 60 B. x > 60*** MY ANSWER C. x < 60 D. x < 4 3. Solve the inequality. Explain each
asked by Math sucks :( 
Physics
you pull your 6kg dog on a sled which has a mass of 15kg. while you are pulling at 33N, there is a 12N frictional force that is encountered. what is the acceleration of your sled and dog?
asked by Molly 
Louisiana History
I really need help I don't understand this. What type of economy was supported by bartering among Native Americans? a market economy b traditional economy c mercantile economy d command economy 2. Which of the following conditions made most of Louisiana an
asked by Keek 
Math
Tom leaves the outskirts of City A at 8 am and travels north to City B at a constant speed of 80 km/h. Cindy leaves from the same place at 8:30 am and takes the same route traveling at a constant speed of 100 km/h. At what time will Cindy overtake Tom
asked by Carl 
Chemistry
For the following redox reaction, give the complete reduction half reaction. Na(s) + Al+3(aq) Na+1(aq) + Al(s) Please help asap!!
asked by Rae 
math
3a  4 (
asked by help !!! HELP ! PLSSSSSSSSSSSSS 
Algebra
In 8 months, 55.6 gallons were used. Find the unit rate. Is the answer 6.95
asked by Hal 
Math
A regular analog clock that doesn’t have AM or PM on it loses 7 minutes per day. It is set to the correct time. How many full days will it before it has the correct time again
asked by Astha 
science
Explain which is more ionic NaF or LiF
asked by Anonymous 
Math
A box contains some red balls and some blue balls. There are four more blue balls than red balls. A ball is removed at random, replaced and a second ball randomly removed. The probability that the two balls are different colours is 21/50. How many balls of
asked by Courtney 
Algebra
The sides of a square are increased by a scale factor of 6. The perimeter of the smaller square is 10 ft. What is the perimeter of the larger square? Is 60 Ft Correct?
asked by Hal 
Algebra
A map of Utah has a scale of 1 cm:30 mi. The border of Utah and Wyoming measures about 3.7 cm. How long is the actual border of Utah and Wyoming? Round the answer to the nearest 10 miles. I think it's 110 mi. Am I right?
asked by Hal 
Math
A box contains some white balls and some blue balls. There are 5 more blue balls than white balls. One ball is removed at random and not replaced. A second ball is then removed at random. The probability that the balls are different colours is 52/105. Find
asked by Courtney 
Algebra
Solve the proportion. Where necessary, round to the nearest hundredth. 12/3 = x/13 Is 156 right?
asked by Yeppy 
math
12, −9, 6, −3, .. whats the arithmetic function?
asked by lola 
Physics
An snowboard manufacturer wants to make the smoothest boards ever, she believes that can be achieved by reducing friction as much as possible. Describe 3 things that could be change on a board so that friction between it and the ice gets smaller.
asked by Abner 
Science
In a tennis match the player hits the ball to serve the ball travels 24m from the servers raquet to the opponents Raquet at an average speed of 40 meters per second.calculate the time taken
asked by Alex 
PLEASE CHECK MATH TY!
1. Which of these numbers can be classified as both real and rational? A. 1/2 *** B. 1.016879413894 C. √5 D. 0.89089908999 2.Which is both a real number and an integer? A. √7 B. 0.15 C. 15 *** D. 1/3 3. What is an example of an irrational number? A.
asked by Doge 
math
james sold 450 tickets for the community play. Tickets for children cost $2, and tickets for adults cost $5. James sold $1,800 worth of tickets. How many tickets for adults did James sell?
asked by nadia 
Science
How are a mold and a cast related?
asked by SCIENCE HELP 
Spanish Homework Literature Questions
I need help making sure my answers make sense for the questions from La Dama del Alba. I have presented the questions and my answers in both Spanish and English. Questions 15 1. ¿Qué hacen los Sanjuaneros afuera de la casa? What do the Sanjuaneros do
asked by Jaylnn 
Math
The square root of twice a number is equal to onehalf of that number. Find the number.
asked by Jim 
Science
A small rock with a mass of 6g is dropped into a graduated cylinder with 20ml of water. The water rises to 23ml. What is the density of the rock?
asked by CW 
Physics science
A 10 ohm, 20 ohm lamp and 12v battery are connected in a parallel. A current of 1.8 A passes through the battery and a current of 1.2 A passes through the motor. 1) Determine the current through the lamp. 2) Calculate the potential difference across the
asked by Tina 
la
la  Connexus CHEAT!  Ms. Sue, Wednesday, November 9, 2016 at 1:59pm You just grievously insulted me! Why on earth do you think I would give you the answers?? Teachers, note: This "student" posted from South Bend. guys how and why would she look where i
asked by My real name karimya brown 
math
How do I order the numbers 0.66,7/8,and 1/4 least to greatest????
asked by jdogg 
Chemistry
Hydrocarbons with octane number 78% and 73%, by comparing their burning abilities, which one can burn smoothly? And why?
asked by Atakpa Science College 
Math
The diagonal of a rhombus are of lengths 8cm and 4cm. Find the length of its side and area of it.
asked by Done 
Math
The square root of twice a number is equal to onethird of that number. Find the number.
asked by Jim 
math
⦁ Three boxes weighing 128 pounds each and one box weighing 254 pounds were loaded onto the back of an empty truck. A crate of apples was then loaded onto the same truck. If the total weight loaded onto the truck was 2,000 pounds, how much did the crate
asked by cassandra 
English
1. He didn't used to smoke. 2. He didn't use to smoke.  Q1: #2 seem to be used. How do you pronounce 'use to'? Do you pronounce 'used to' and 'use to' in the same way. Q2: Does the sentence mean that he didn't smoke before, but
asked by rfvv 
History
8.What concept held the feudal relationship together? A. Fear B. Loyalty C. Economic debt? 10. Windmills were introduced to western europe in the twelfth century and were brought over from ￼ 11. A. china ￼ B. egypt ￼ C. constantinople ￼ D. iran ￼
asked by Shala 
precalculus
create a p(x) with the following conditions: A) Vertical asymptotes at x=5 and x=2 B) A double root x=3 C) A horizontal asymptote at y=3
asked by Cy'Anne 
math
six boxes of twinkies are in tent.Seven people want to equally share them. what faction of a box of twinkies will each person get?
asked by aa 
science
does to skeletal system send signals to yuor brain
asked by krystina 
Math, Precalc
A fishing boat leaves port at 4 miles per hour at a bearing of 80∘ for 3 hours, then turns to a bearing of 0∘ at 3 miles per hour for 4 hours, and finally changes to a bearing of 200∘ at 6 miles per hour for 5 hours. At this point, the boat heads
asked by Allison 
Physics
Searches related to a motor lifts an elevator of mass m at constant speed. The power output of the motor is P and there are no frictional losses so that all the power output from the motor goes into lifting the elevator mass. What is the correct expression
asked by Bobby 
Math
Triangle ABC is an acute triangle. If all angles are measured to the hundredths,what is the smallest angle measurement?
asked by Anonymous 
Physics
A motor lifts an elevator of mass m at constant speed. The power output of the motor is P and there are no frictional losses so that all the power output from the motor goes into lifting the elevator mass. What is the correct expression for the time
asked by Bobby 
Math
At the same time a 5 foot person cast a 2 foot shadow, a nearby flagpole cast a 10 foot shadow. How tall is the flagpole?
asked by Anthony 
Georgia State History
I have to write an essay about MLK Jr. and I need to have a speech he made in Georgia. Can someone please help me and give me any suggestion of speeches made by MLK Jr. in Georgia.
asked by Sam 
english
How does the author create such a heartwarming feeling in this story? A) by revealing the thoughts and actions of Josh B) by revealing the thoughts and actions of Coach Wilkins C) by revealing the thoughts and actions of Principal Edwards D) by revealing
asked by Terry 
chem
whats the noble has configuration for chromium? is it [Ar] 4s^2 3d^4
asked by tom 
Physics
A mass m = 1 kg initially at rest at height h = 2m slides to the bottom of a 45 ramp. there is no friction between the mass and the ramp. At the bottom of the ramp the speed of the mass is 4 m/s. How much heat was generated by the friction as the mass
asked by Bobby 
value
WHAT IS THE USE OF SPYMOMANOMETER
asked by value 
Math
Cube root of 45 is between what two consecutive integers? Cube root of 258 is between what two consecutive integers?
asked by Vickie 
college maths
on an annual renewal lease, the quarterly lease payment on office space is $1600 payable in advance. what equivalent yearly payment made in advance would satisfy the lease if the interest is 6.5% compounded quaterly?
asked by mannat 
Physics
An object consists of 5 masses, each of mass m, connected by massless rods. The two short rods have length L and the two long rods have length 2L. What is the moment of inertia about an axis perpendicular to the diagram (out of the page) and through the
asked by Samantha 
chem
The noble has configuration for Ta is [Xe] 6s2 4f14 5d3 does the order in which i arrange the principle energy levels matter when i write the configuration? Like should it be [Xe] 5d3 6s2 4f14
asked by tom 
Social Studies
1. At what point during the Revolution and Napoleonic period (between 1789 and 1815) do you think France became a nation? 2. What was the main event of the Revolution or Napoleonic period that you think made the people of France feel like they were a
asked by Anosha 
math
He lays the long edge of the paper along the long edge of the frame several times and finds the frame is 4 papers long. How long is this in inches
asked by tanesha 
Physics
A pair of objects with masses 3m and m are connected by a hook and have a massless compressed spring between them. Initially the objects are at rest. Then the hook unlatches, the spring expands to its released length and the larger mass is then found
asked by Jordan 
Math
Input 10 output 55
asked by Cade 
Problem solving
Place a counter over the children. Draw the counter. Dont not what im suppose to do though.
asked by Sally 
math
a recipe calls for 2 3/4 cups of milk and i want to make it 1 1/2 times smaller. How much milk do I need?
asked by Anonymous 
Physics
an astronaut throws a ball with mass m to the right with speed v. It strikes the wall of the space station and rebounds, moving left with a speed V/2. What was te magnitude of the impulse of the ball caused by the collision? Any help would be greatly
asked by Brandon 
Science
Question 1 how does a multicellular organism develop? A the cells differentiate. B The cells shrink. C One cell grows bigger. D The cells replicate to form exact copies.
asked by PLS HELP QUICK DONT HAVE TIME 
Physics
In DESPERATE NEED OF HELP!!! An object of mass m = 10 kg and speed v = 2 m/s collides head on with a second object of mass m = 5 kg which has a speed v = 1 m/s. The objects stick together. There are no external forces on the two objects (note the given
asked by Carl 
Physics
An astronaut throws a ball with mass m to the right with speed v. It strikes the wall of the space station and rebounds, moving left with a speed V/2. What was the magnitude of the impulse of the ball caused by the collision?
asked by Courtney 
Physics
a pendulum of length (L) = 1m swings through an angle 20 deg. What is the length (d) of the path traveled by the pendulum mass?
asked by PLEASE HELP 
Chemistry (molarity)
What would the effect on your molarity of NaOH be if you had added 35 mL of water to dissolve the KHP (acid) instead of 25 mL? Explain. My answer so far is that adding more water shouldn't affect the molarity at all because water does not account for the
asked by Ray 
Math
The ratio of Orange socks to green socks in Terry`s drawer was 4 to 5.which of the following combinations could not be the actual numbers of Orange to green socks in Terry`s drawer?
asked by Nikol 
Math
The solution of d+s>−3 is d>−7. What is the value of s?
asked by Madeline 
Math
An airplane traveled 300 km northeast in 2 hours. Find the velocity of the plane.
asked by talynn Wells 
Math
The possible values of xx are given by x+8â‰¤6. The greatest possible value of 7x is___.
asked by Madeline 
Physics
A bar of length 2L can rotate about a frictionless axle at its center. The bar is initially at rest and is then acted on by the three forces shown. What is the magnitude of the net torque on the bar?
asked by Amanda 
Physics
Consider two fly wheels labeled A and B both of which are spinning with the same angular velocity. Each flywheel consists of two small heavy spheres connected by very light rods to a light axis. Flywheel A has spheres of mass 2m, each a distance R from the
asked by Tyler 
Physics
Use the Law of conservation of energy to predict the final speed of a bowling ball dropped from the top of a 25.0 m tall building just before hitting the ground. ignore air resistance.
asked by lexi 
Pyhsics
Find the x and y components of the following 35 Ms at 57q from the xaxis
asked by Anonymous 
Math
Justine has 162 red buttons, 98 blue buttons, and 284 buttons. She says she knows she has more than 500 buttons without adding. How can we explain that without adding?
asked by Kylie 
Physics
The orbital period of the moon about the earth is approximately 27.3 days. given that the average earthmoon distance is 384,000 kilometers, predict the moon's speed using the expression for centripetal force and the gravitational force, setting them equal
asked by max 
Physics
A motor takes 5 s to go from 30 rad/s to 130 rad/s at constant angular acceleration. The total angle through which its shaft turns during this time is... A. 400 rad B. 320 rad C. 640 rad D. 800 rad E. 1600 rad F. None of the above
asked by Tanner 
Physics
A typical candy bar contains 300 kilocalories of energy. if all the energy released by eating the candy bar could be used to do work in lifting a 1000 kg car, how high could it be lifted?
asked by Thomas 
social studies
What was the longterm effect of the Magna Carta?
asked by summer 
ScienceCells
What are the main parts of a plant cell? Cell membrane , Nucleus , Vacuole, Mitochondrion? Did I miss anything ? thanks.
asked by I need Help Now 
Math
Suppose v varies directly as a g,and v=36 when g=4 find v when g=11
asked by Anonymous 
ScienceCells
I'm doing a lab report, and we are looking at an onion cell under a microscope. The teacher asks to explain why we put iodine on the sell. (ANSWER)= Cleaning it ?
asked by I need Help Now 
social studies
What was the longterm effect of the Magna Carta? a. A weakening of power of feudal lords. B. The surrender of French territory to English rule. C. The rise of strong trading cities . D. The development of more democratic government? WHAT'S THE ANSWER
asked by summer 
Maths
Write. The following in standard. Form 6120
asked by Monique 
Math
How do you do cos Question cos 56 + 16 to the power of 2
asked by HELP PLEEEZ I HAVE A TES TOMMOROW 
Math
Explain why you would make one of the addends a tens number when solving an addition problem
asked by John risner 
Geometry
Samantha is buying carpet for her family room, which is 8 yards by 13 yards. The carpeting is sold in square meters. How many square meters of carpeting will she need? (Use 1 yd ≈ 0.9144m.) I am pretty sure 8 and 13 need to be squared and
asked by Dan 
Math
Define the unit in word form 19*15 = 19(?)
asked by Guri 
math
Altitudes $\overline{XD}$ and $\overline{YE}$ of acute triangle $\triangle XYZ$ intersect at point $H$. If the altitudes intersect at a $123^\circ$ angle, and $\angle YXH = 26^\circ$, then what is $\angle HZX$ in degrees?
asked by InfaRed 
8the grade math
use a grid and lengths of line segments to give a geometric argument
asked by Anonymous 
math
Triangle $ABC$ is a right triangle with right angle at $A$. Suppose $\overline{AX}$ is an altitude of the triangle, $\overline{AY}$ is an angle bisector of the triangle, and $\overline{AZ}$ is a median of the triangle, and $\angle XAY = 13^\circ$. If $X$
asked by InfaRed 
Chemistry
Explain how a ligand can be both sigma donating and pi donating and give an example of a ligand that does both. Is this ligand a Lewis acid or a Lewis base? Thank you!
asked by Saki 
Math
Plz help me find the cost $20 plus $1.50 per hour to rent a golf cart
asked by Farrha 
math
In triangle $ABC$, $BC = 20 \sqrt{3}$ and $\angle C = 30^\circ$. Let the perpendicular bisector of $BC$ intersect $BC$ and $AC$ at $D$ and $E$, respectively. Find the length of $DE$.
asked by InfaRed 
Math
I don't understand stand this 20y+1.50x=?????
asked by Lee 
Math
Simplify (Log75+log9+log5)÷(log5+log45)
asked by Eric 
Math
Which two square roots are used to estimate √5? √1 and √2 √2 and √4 √4 and √9
asked by Randall 
Math
It costs $20 plus $1.50 per hour to rent a golf cart. Find an equation showing the relationship between the cost of renting a cart (y) and the number of hours it was rented (x)???? Plz I really don't understand this
asked by Farrha 
Math
Find the sum of each series by using appropriate formulas. Show your work. MY WORK: (N is the last number in the sequence) 1+2+3+...+230 n(n+1)/(1*2) 4+8+12+...+360 n(n+4)/)4*2) 1+3+5+...+123 ((n+1)/2))^2 The problem: 53+59+65+...+233 n(n+6)/(6*2)
asked by David 
8th Grade Social Studies Unit test
What is all the answers? please help 1. What significant affect did the Treaty of pairs, signed after the french and Indian War, have on France? a.France had to Withdraw to its empire in central and South America. b.France had to allow the British to claim
asked by mo 
American Government
Which statement best explains the oversight function of congressional committees? It protects the president from overreach by the Senate and the House. It is one of the checks the legislative branch holds over the executive branch.
asked by Mr. Smiley 
English
1. Tell me what you won. 2. Tell me what you won in the competition. 3. Tell me what you won in the race. 4. Tell me what you won in the English speech contest. ================== Are they all grammatical? Is 'what' an interrogative pronoun? Or is 'what' a
asked by rfvv 
Nats
If oxygen, nitrogen and ozone did nor absorb UV radiation, what would you expect the temperature profile in the atmosphere to look like between the surface and top of the atmosphere? any help is appreciated thank you
asked by qquwe 
Math
The school band is comprised of middle school students to the number of high school students was 1:8. However, this year the ratio of middle school students to high school students changed to 2:7. If there is 18 middle school students in the band , how
asked by Breanne 
matha
The value of a machine depreciates every year by 5% if the present value of the machine be rupees 100000 what will be its value after 1year . ... Then the answer 9500000
asked by pranay 
Chemistry
What is the molarity of the final solution of 2.00mL of the 5.00M stock solution is diluted to 10.00mL to make solution A. Solution A undergoes a second dilution by taking 3.00mL solution A and diluting it to 25mL? I'm so confused by this. Please help.
asked by jamie 
math
2 1/8 divided by 3 1/4= a.68/104 b.221/32 c.17/26 d.6 29/32
asked by Jessie 
English
1. Tell me where she lives. 2. He asked me how she should do. 3. He showed them how to open the bottle. 4. Do you know why he was late? 5. I don't remember when she arrived. 6. I wonder how he open the door. 7. I doubt why he didn't come here.
asked by rfvv 
Math
Next number in this sequence: 2, 0, 7, 22, 48?
asked by Alexander 
Statistics
A card is drawn from a deck of 52 and recorded. Then the card is replaced and the deck is shiffeled. this process is repeated five times. What is the probability that all five times the car drawn is an ace
asked by Gabu 
Math
A bag of wood chips weighs 12.4 lbs. how much does a bag containing 0.42 times as many wood chips weghs?
asked by G 
Chemistry (molarity)
How would I find the moles of NaOH solution that was used to titrate? I have 20.01mL of HCl used and 15.95mL of NaOH solution was used to titrate.
asked by Ray 
PreCalculus
14cos+7=O
asked by jay 
Calculus
I don't understand how to get q for this problem? The next steps for the problem, you just need to plug q in, but I'm not sure what to do? Do you set revenues equal to expenses? Problem: Revenue is given by R(q) = 750q and cost is given by C(q) = 6000 +
asked by Mona