Questions Asked on
August 19, 2016

check my work
1. Which of the following events happened last? (1 point) the Stamp Act the Intolerable Acts the establishment of the first British colony in the New World the Writs of Assista 2. What is a legitimate government? (1 point) one in which government leaders

Math
At noon, the temperature was 12. It rose 8 during the afternoon, and then dropped 28 by midnight. What was the temperature at midnight? 18 8 (MY ANSWER) 6 50

Math
Due to evaporation, the water level in Wesley's aquarium dropped 2 cm a week during the first three weeks in July. What integer represents the change in water level during the threeweek period? 2 cm. 3 cm. 6 cm. 9 cm.(MY ANSWER)

american government
which statement best describes the views stated in thomas paine’s common sense? A. citizens have the right to petition the government B. colonial government need a stronger system of courts C. colonies should declare their independence from Britain D.

Chemistry
Aqueous sulfurous acid H2SO3 and aqueous sodium chloride are formed by the reaction of aqueous sodium sulfite Na2SO3 and aqueous hydrochloric acid HCl . Write a balanced chemical equation for this reaction.

math
explain how 5 / 8= 0.625 helps you write the decimal for 4 5/8

Calculus
At what points c, if any, does lim x > c f(x) exist? f(x) ={0, x < 1 {x, 1 ≤ x < 0 {1, x=0 {x, 0 < x ≤ 1 {0, x > 1

Chemistry
What is the oxidation state of Cr in K2Cr2O4?

Steve help please?!?!
How many moles of oxygen are produced from the decomposition of 36.7 g of dinitrogen pentoxide? 2N2O5 4NO2 + O2 A. 3.19 mol B. 0.340 mol C. 0.170 mol D. 5.44 mol Hi Steve, I posted this question the other day but really don't know how to answer it. Can you

geometry
the area of a triangle is 27 square feet. its height is three times the length of its base. find the height and base of the triangle. i am unsure of how to set it up, please help

Maths Algebra
A man😆 travelled 🚂 3/5 of his journey🚞 by rail🚋, 1/4 by a taxi🚕,1/8 by bus🚃and the remaining 2 km on foot💃. What is the length of his total journey??

American government
how does the pledge of allegiance to the flag of the united states reflect the concept of natural rights? A. the pledge of allegiance includes the phrase "under god" B. the pledge of allegiance recognizes the united states as a republic C. the pledge of

Social Studies check my answers
1 which activity is part of civic rather than privite life? enjoying a dog park taking a college course volunteering at a shelter**** spending time with friends

American government
which of the following was one compromise related to the declaration of independence that was agreed to by the delegates to the second continental congress? A. language condemning he slave trade was removed B. language criticizing the english people was

American Government
To what concept does this excerpt refer? "whenever any Form of Government becomes destructive of these ends, it is the Right of the People to alter or to abolish it, and to institute new Government, laying its foundation on such principles and organizing

American government
According to the declaration of independence how do governments get their just power? A. from the authority of the early family B. from the consent of the governed C. from the right of conquest D. from the right of inheritance My best answer is B is that

Chem
Which of the following statements is (or are) true? I Hydrogen bonds occur between two hydrogen atoms. II Hydrogen bonding occurs between a hydrogen atom and an oxygen atom within a molecule. III Hydrogen bonding requires a molecule containing a large

Math
(1.15) x 3.2 = Please explain.

American Government
what did Thomas Jefferson mean by the phrase all men are created equal? A. all citizens should be treated by the same law B. the intelligence of all persons is about the same C. wealth should be divided up so all persons have the same D. women are not as

chemistry
How many atoms of carbon are needed to produce 0.45 mol Al? 3C + 2Al2O3 4Al + 3CO2 A. 2.6 × 1026 atoms B. 9.7 × 1024 atoms C. 3.0 × 1022 atoms D. 2.0 × 1023 atoms

Social Studies
Which of the following characteristics of all states are also shared by the United States? Select all that apply. (4 correct answers) 1 Open Borders 2 Government 3 Population 4 Sovereignty 5 Territory 6 Universal Rights *My best answer: 3, 4, 5, 6

SS
Which reason best explains the motivation for American expansionism?

Social Studies check my answers
1 which of the following is true of a parliamentary system of a government but not of a presidential system? the government is nnot regulated by a constitution the judicial ranch is part of an unelected senate the legislative assembly is determined by a

check my work
3. Which of the following is an advantage of a presidential government? (1 point) The president is elected independently of the legislature. The president is part of the legislative branch of government. A system of checks and balances increases

computers
In which part of a professional email should you try to be brief, but highly descriptive? A. The subject line B. The blind carbon copy (bcc) C. The emoticons D. The domain I think the Answer is A, is that right?

Math
A farmer has 400 feet of fencing with which to build a rectangular corral having two internal dividers both parallel to two of the sides of the corral. What is the maximum total area of such a corral? I know how to maximize area, but this problem is

chemistry help?!
Which statement correctly pairs the order of a reaction with the units for the rate constant? A. third order; s/M B. zero order; 1/(M2) C. second order; 1/(M•s) D. first order; 1/M

science
How many atoms of carbon are needed to produce 0.45 mol Al? 3C + 2Al2O3 4Al + 3CO2 A. 2.6 × 1026 atoms B. 9.7 × 1024 atoms C. 3.0 × 1022 atoms D. 2.0 × 1023 atoms

American Government
which of the following is a democratic concept evident in this excerpt? That to secure these right, governments are instituted among men, deriving their just powers from the consent of the governed,... the unanimous declaration of the thirteen states of

Physics
A metro train starts from a station with an acceleration of 2 m/s2 for 8 seconds. It then runs for 12 seconds with the speed acquired. Finally, it retards at a uniform rate of 4 m/s2 and stops. Find the distance travelled.

Maths Profit and Loss
Oranges are bought at 6 for Rs 10 and sold at 4 for Rs 9. Find the gain% or loss%.

Maths Pie chart
In the pie chart representing the percentages of students having interest in reading various kinds of books,the central angle of the sector representing students reading novels 81°. What is the percentage of students interested in reading novels?

Mathematics
When a number is trebled and 5 times the number is subtracted,the result is 3.7, what is the number?

chemistry help?!
Which properties result from minimal interactions between molecules in a gas? A. A characteristic geometric shape and limited particle motion B. A random shape, limited particle motion, and inability to be compressed C. A random shape, significant particle

Maths Compound Interest
In what time will Rs 1000 amount to Rs 1331 at 10% per annum, compounded annually?

Maths Algebra
Ravi owns a plot of rectangular shape.He has fenced it with a wire of length 750 m.The length of the plot exceeds the breadth by 5 m. Find the length and breadth of the plot.

Maths Algebra
Half of a herd of deer are grazing in the field and threefourths of the remaining are playing nearby.The rest 9 are drinking water from the pond.Find the number of deer in the herd.

Maths
A bag contains marbles of three different colours red, blue , yellow. 2/5 of the marbles are red. The ratio of the number of blue marbles to the number of yellow marbles is 5:7. What fraction of the marbles in the bag is blue? There are 54 more red marbles

Maths Mensuration
The inner circumference of a circular track is 220 m.The track is 7 m wide everywhere.Calculate the cost of putting up a fence along the outer circle at the rate of $2 per metre.

Maths Profit and Loss
By selling 125 cassettes,a man gains an amount equal to the selling price of 5 cassettes. Find the gain%.

Maths Percentage
The value of a machine depreciates every year by 10%.If the present value of the machine is Rs 54000,what was its value last year?

Social Studies check my answers
1 which statment best describes nations? nations must follow the law by the united states. nations have less political power than do reginal organszations****** nations interact almost exclusively with other nations in their region nations have political

Maths Quadrilaterals
Prove that the sum of the angles of Quadrilateral is 360°.

Finance
Solution needed . You need to have $50000 at the end of 10 years .To accumulate this sum, you have decided to save a certain amount at the end of each of the next 10 years and deposits it in the bank. the bank pays 8 percent interest compounded annually

math
roger is 5 feet tall and casts a shadow 3.5 feet longer. at the same time,the flagpole outside his school casts a shadow 14 feet long. write and solve a

chemistry help
How do forces determine the shape of a protein? A. The covalent bonds in the protein determine the shape of the protein. B. The protein folds into complex shapes through intermolecular forces. C. Polar parts of a protein are repelled by water. D.

Math
Tony visits the local fair and sees one if therides, the ferris wheel. The ferris wheel has a diameter of 50 feet and is on a platform of 4 feet. if it takes 12 seconds to make one full revolution, what is the equation of the height of a person on the

Math
In the interval 0 'less than or equal to' x 'less than or equal to' pi find the values that satisfy the equation cos 2x  sin x = 0

Maths Algebra
A steamer goes downstream and covers the distance between two ports in 4 hours while it covers the same distance upstream in 5 hours.If the speed of the stream is 2 km/h.Find the speed of steamer in still water.Check your solution.

Maths Algebra
The diameter of Sun is (1.4 ×10^8)m and the diameter of Earth is (1.2742×10^4)m . Show that the diameter of sun is nearly 100 times the diameter of Earth.

Maths Profit and Loss
The cost price of 12 candles is equal to the selling price of 15 candles . Find the loss%.

Maths Algebra
Mass of Earth is (5.97×10^24)kg and Mass of Moon is (7.35×10^22)kg.What is the Total mass of the two?

Maths Algebra
In a Library stack there are 4 books each of thickness 24 mm and 6 paper sheets each of thickness 0.015 mm. What is the total thickness of the library stack in scientific notation?

Maths Compound Interest
In a experiment the count of bacteria was increasing at the rate of 2.5% per hour. Initially, the count was 512000.Find the bacteria at the end of 2 hours?

chem
What will be the result of a reaction if its enthalpy change is positive, its entropy change is negative and Gibbs free energy is positive? A. Never spontaneous B. Nonspontaneous, if the temperature is low C. Spontaneous, if the temperature is high D.

Maths Unitary Method
If 5 men or 7 women can earn Rs 875 per day.how much would 10 men and 5 women earn per day?

Maths Time and Work
The rates of working of A and B are in the ratio 3:4.Find the number of days taken by them to finish the work?

Maths Triangles
Prove that the sum of the angles of Triangle is 180°.

Maths Algebra
Solve and check the result.3(5x7)2(9x11)=4(8x13)17

Math
given f(x)= 5x+4/5x^2+4x and g(x) = 1/x simplify f(x) and find any vertical asymptotes

Maths Algebra
A sum of Rs 8400 is made up of 50,20,10 and 5 rupee 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

Maths Algebra
In a hostel,50 kilogram milk are consumed everyday.If each student gets 400 gram of milk per day,find the number of students who take drinks in the hostel.

Maths Percentage
A period of 4 hours and 30 minutes is what per cent of a day?

American Government
which of these documents makes the most explicit reference to "unalienable rights" A. code of hammurabi B. petition of right C. thomas hobbes's leviathan D. declaration of independence My best answer is D is that correct

Math
Gene ad jay has collection of marbles. If jay give gene 2 of his marbles they would have an equal number. But if gene give jay 2 marbles, jay have 2 times as many as gene. How many marblea does jay have?

History
did Amerigo Vespucci discovered the new world before columbus?

Math
If p varies directly as the square root of r and p=3.2 when r=4,find p when r=6.5

chemistry help?!
Which of the following terms are present in the rate law? A. The rate constant, the concentration of the reactants, and the order of the reactants B. The rate constant and the concentration of the reactants C. The rate constant and the temperature of the

Math
The lengths of two pieces of wire are in the ratio 4:7. If the length of the longer pieces is 3.5 m, what is the length of the shorter piece?

them
How do intermolecular forces determine the vapor pressure of a liquid? A. A nonpolar compound has a low vapor pressure because of London dispersion forces. B. A compound that can form hydrogen bonds has a low vapor pressure. C. A polar compound has a high

Math
Find the quantity of which: 5.4 kg is 45%

science
49. A researcher writes a grant proposal to repeat an experiment that was recently published by another researcher. Which of the following statements best supports the grant proposal? A. Funding this grant proposal will allow this laboratory to continue to

physics
The force exerted by two identical point charges on each other is 0.21 N. (a) Find the magnitude of the charge on each point charges.

pre calculus work
given f(x)= 5x+4/5x^2+4x and g(x) = 1/x a. determine the domains of f(x) and g(x) b. simplify f(x) and find any vertical asymptotes c. explain how the two functions differ I have absolutely no idea how to answer this question  can you please help me to

math
How much water can a swimming pool hold. It is 12 meters long , 8 meters wide and 2.5 meters deep.

Science
A helium tank has a volume of 8.0 L. It contains enough helium to fill 23 circular balloons with a radius of 15 cm at a temperature of 25.0 C (room temperature). Assume that the pressure inside the balloons is 2.0 atm. What volume would all the gas in the

Maths Squares and Square roots
How to find the sum, without adding? (1)(2+4+6+8+10) (2)(1+3+5+7+9+11+13) (3)(2+4+6+8+10+12+14+16+18+20)

please help with this trigonometric identity!
verify this trigonometric identity cos 'a'  cos 'b' / sin 'a' + sin 'b' + sin 'a'  sin 'b' / cos 'a' + cos 'b' = 0 please help me with this! i don't know how to do it!

math
how much work does it take to pump water from a full upright tank circular cylindrical tank with radius 5m and a height of 10m to a level of 4m above the top of the tank

Math
How do u simplify ab to the 3rd power over b to the 2nd power

Math
What function should be used to maximize the volume of an open box that has a surface area of 24 and has a square bottom? Not sure how to do this, a step by step answer would be great. Thanks!!

math
Tom is 3 times older than James. There is 32 years difference between their ages. How old is Tom?

physics
If half life of iodine 131 is 8 days, how much from 32g remain after 40 days (5 half lives).

Math
At Carl's birthday party there were 11 boys, 9 girls, and 5 adults. What percentage of: a. the children are boys? b. the children are girls? c. all the guests are adults? d. all the guests are girls?

physics
fine the resultant vector of Jose who walks 150 m West and then turns South and walks 50 m.

physics
a body is at equilibrium under the action of three forces.one force is 10N acting due east and one is 5N in the direction 60¡ã northeast . what is the magnitude and direction of the third force

Maths
Q) ABC is an isoceles triangle in which a=150cm, b=c= 249cm. Find the size of each angle of the triangle, correct to the nearest minute. I have drawn a triangle but don't know where to proceed from here? ty in adv.

Math
morning at 10:00 am was 17.6°c. Temperatures fell by 16.7°c between 10:00 pm 11:00 pm. What was temperatures at 11:00?

Rai
A particle covers an angle of 120¡ã while moving along the circumference of a circle. Find distance and displacement.

Math
In School, if the number of girl students in a school is 1/3 the number of boys. There is 240 more boys student. How many students are boys?

Physics
A particle covers an angle of 120¡ã while moving along the circumference of a circle. Find distance and displacement.

Science
What do you mean by resultant vector?

Math
A group of 24 won $576020 in Lotto. The winning amount was divided even between them and the remaining amount donated to charity. How much was donated?

Math
There is a temple one person takes flowers it becomes twice the number of flowers and you should keep like that in same no in all three temples and at last we should not be any number of flowers with him

Math
decrease the quotient of 15 and 3 by 1

calc
Suppose the marginal cost is C′(x) = e^−0.3x , where x is measured in units of 200 items and the cost is measured in units of $10,000. Find the cost corresponding to the production interval [200, 1,000]. Round to the nearest dollar.

physics
how much work is done when 100 kg lifted 5 meters above the ground

Business Calc
Differentiate the given function. f(x)= x^2 over e^3x

eng 122
Each premise must ______. (Points : 1) Be funny and short Be credible and logical Be a question None of the above ans Be credible and logical

eng 122
You should introduce new evidence in your concluding paragraph. (Points : 1) True False answer false

Science
Design of a fourth order low pass filter with 150 Hz frequency for ecg acquisition

Math
Given that 1+2+3+...100= 100(1+100)/2. Simplify (x+1)+2(x+1)+...+1000(x+1)

ENG 122
The “Straw Man” fallacy is the result of an oversimplified counterargument which results in a weak rebuttal. (Points : 1) True False ANSWER TRUE

eng 122
he final sentence of an introduction paragraph is the paper’s thesis statement. (Points : 1) True False ANSWER TRUE

eng 122
Writer’s block cannot be overcome. (Points : 1) True False ANSWER FALSE

Physics
Consider the box being pulled across the horizontal surface again. If the box has a mass of 10kg, the coefficient of friction is 0.25,the distance that the box is pulled is 5m, the force is 150N and the angle is 30 degrees, ehat was the initial speed of

government
what states supported the new jersey plan

Chem
Knowing what information would allow you to order gas molecules according to their velocity? A. Pressure and temperature B. Volume and molecular mass C. Pressure and volume D. Temperature and molecular mass

Math
A rectangle plot of land has determinasion as 50m*30m there are 5flower beds in the plot of the size 5m*3m find the area of the remaining plots also find the cost of ploughing five flower beds at the rate of ₹30 per m2

Math
I need help, thanks. Find the base of a rectangle where area=40 and height=5

calculus
A particle moves so that its position is given by ⟨cos(t),sin(t),cos(6t)⟩. Find the maximum and minimum speeds of the particle.