Tuesday
February 21, 2017

Posts by melissa

Total # Posts: 1,303

English 8
Please check Adverb or Adjective phrase There would always be a perfect understanding between them. Adjective Phrase Her mother said "A person isn't real without a name" Adverb phrase She wins the Rsce, Morning Girl's mother had said a new sister would add ...
February 13, 2017

English 8 Adjective phrase or adverb phrase
Some wore shiny rocks on their heads. I know on their heads is preposition but confused if it's adjective phrase because it describes rocks or adverb phrase because it answers where rocks were worn. She Wins the Race, Morning Girl's mother, had said a new sister would ...
February 13, 2017

chemistry
2CH3OH + 3O2-> 2CO2 + 4 H2O wHAT IS THE AMOUNT OF OXYGEN IS REQUIRED TO COMPLETRLY BURN 5 MOL OF METHANOL?
February 8, 2017

electricity
What resistance must be connected in parallel to 60 ohms to reduce the combined resistance to 15 ohms?
February 6, 2017

Geometry
What measurements (if any) are associated with each of the following ideas? a point; a line; a union of a square and its interior;and a union of a cube and its interior?
February 3, 2017

Dance
Describe how would you execute a bend, wiggle, walk, and skip. Also when it comes to The three qualities of energy/movement collapse, explode, and swinging how would you find that in the enviroment. like what is an example of swiming, whats an example of collapse, and whats ...
February 2, 2017

Geography
According to biocological theory changes in the layers of environment such as ecosystem and macrosystem
January 31, 2017

Math: Geometry
ok so i am really confused on my assignment. So What we are suppose to do is take pattern blocks (a triangle, square, hexagon, rhombus, trapazoid, and small rhombus) and see how many can go around a central point. I figured out that there are 6 possible solutions for a ...
January 18, 2017

Pre Calc - Probability
Nvm, I got it! Thanks anyway
January 11, 2017

Pre Calc - Probability
Let S = {2, 8, 14} be a sample space associated with an experiment. (a) List all events of this experiment. A) {2, 8}, {2, 14}, {8, 14}, {2, 8, 14} B) {2}, {8}, {14}, {2, 8}, {2, 14}, {8, 14} C) {2}, {8}, {14}, {2, 8}, {2, 14}, {8, 14}, {2, 8, D) 14} E) ?, {2}, {8}, {14}, {2, ...
January 11, 2017

Math
In how many ways can a subcommittee of six be chosen from a Senate committee of four Democrats and six Republicans if (a) All members are eligible? (b) The subcommittee must consist of two Republicans and four Democrats?
January 10, 2017

math
a shirt is on sale for d dollars the regular price is 4 times as much . Todd has enough money to buy 2 shirts at the regular price. How many shirts can todd buy at the sale price?
January 9, 2017

pre calc
Formulate but do not solve the problem. Kelly Fisher invested a total of $20,000 in two municipal bonds that have yields of 8% and 9% interest per year, respectively. If the interest Kelly receives from the bonds in a year is $1680, how much did she invest in each bond? (Let x...
January 5, 2017

pre calc
Formulate a system of equations for the situation below and solve. Michael Perez deposited a total of $3000 with two savings institutions. Bank A pays interest at the rate of 6%/year, whereas Bank B pays interest at the rate of 7%/year. If Michael earned a total of $194 in ...
January 5, 2017

math
Determine whether the system of linear equations has one and only one solution, infinitely many solutions, or no solution. 5/4x ? 2/3y = 8 1/4x + 5/3y = 7 Find the solution, if one exists.
January 5, 2017

math
Determine whether the system of linear equations has one and only one solution, infinitely many solutions, or no solution. 3x ? y = ?3 6x ? 2y = 8 a) one and only one solution b) infinitely many solutions c) no solution can you please show the work
January 5, 2017

Calc 2 Urgent Surface Area of Revolution Question
why don't you go from 4 to 0 if its around the y-axis?
December 14, 2016

Calc 2 Urgent Surface Area of Revolution Question
Find the area of the surface generated when y=4x and x=1 is revolved about the y-axis. We have to use the surface area formula of revolution. Integral (2pi*f(x)sqrt(1+f'(x)^2))dx
December 14, 2016

Calc 2 Urgent Surface Area
Find the area of the surface generated when y=4x and x=1 is revolved about the y-axis. We have to use the surface area formula.
December 14, 2016

Calc 2
We have to use the Surface area of revolution formula integral(f(x) aqrt(1+f'(x)^2))
December 14, 2016

Calc 2
Find the area of the surface generated when y=4x and x=1 is revolved about the y-axis.
December 14, 2016

Math
The statements p ? q and q ? r are given. If we know q is true, is p necessarily true? Explain.
December 12, 2016

Math
The statements p → q and q → r are given. If we know q is true, is p necessarily true? Explain.?
December 12, 2016

Math
1.Suppose we are given logic statements p, q, and r. a. If p ? q and p ? r, may we conclude that q ? r? Answer yes or no and give a reason why. b. What is the converse of the following: not p ? not q c. What is the contrapositive of r ? q? d. The statements p ? q and q ? r are...
December 11, 2016

Math
1.a. 123five + 34five b. 1010two - 101two c. 23five * 34five c. What is the contrapositive of r → q? d. The statements p → q and q → r are given. If we know q is true, is p necessarily true? Explain.
December 11, 2016

Math
Let A and B be sets. Below are listed several statements involving set notation. For each case, write a statement in words that says what is written in symbols. a. A U B b. A ? B c. A ? B d. a ? A e. A ? B = Ø
December 10, 2016

Chemistry
I am using 85% ACS grade phosphoric acid. I need to make a 21% phosphoric acid solution with a total volume of 250ml. I have been told that 37ml of the 85% ACS grade phosphoric acid plus 188ml of Deionized water will create the 21% phosphoric acid solution I need to make. I&#...
December 9, 2016

Chemistry
A recipe calls for 5M of sucrose (C12H22O11) dissolved in 750mL of H2O. Please calculate the total mass (g) of sucrose needed. Show all work.
December 4, 2016

Math
Ok so in class this is what our teacher had us do.... 1.Pick a number to represent the number of times you would like to have chocolate in a week (more than once, but less than 10 times). 2.Double this amount (just to be bold). 3.Add 5. 4.Multiply the result by 50. 5.If you ...
November 30, 2016

Math
1.Pick a number to represent the number of times you would like to have chocolate in a week (more than once, but less than 10 times). 2.Double this amount (just to be bold). 3.Add 5. 4.Multiply the result by 50. 5.If you have already had your birthday this year, add 1766. If ...
November 29, 2016

Math
Lisa went to the store and bought 100 pounds of fruit for $100.00. The peaches were $10.00 a pound, the melons were $3.50 per pound, and the apples were $.50 per pound. How many pounds of each did she buy
November 22, 2016

algebra/pre-calc - please help
Lines can be used to approximate a wide variety of functions; often a function can be described using many lines. If a stock price goes from $10 to $12 from January 1st to January 31, and from $12 to $9 from February 1st to February 28th, is the price change from $10 to $9 a ...
November 19, 2016

Algebra
Lines can be used to approximate a wide variety of functions; often a function can be described using many lines. If a stock price goes from $10 to $12 from January 1st to January 31, and from $12 to $9 from February 1st to February 28th, is the price change from $10 to $9 a ...
November 19, 2016

algebra - please help
Could you please explain what you mean? Do you mean instead of adding like I am to multiply the first 1/x by the ((1/x) - 5)?
November 15, 2016

algebra - please help
Give an example of a function, f(x), with a domain of (0,5] and a range of [0,?). I've came up with the following. Is this right or do I need to change something? |(1/x) + ((1/x) - 5))|
November 15, 2016

Algebra
Separate 51 into 2 parts so the second part is 3 more than twice as large as the first part
November 14, 2016

Calc 1
The function C(m) = -.41m^2 + 6.7m - 44/ .7m represents Miles Traveled per lb. of CO 2 released as a function of speed(in MPH) for a hyundai Sontana. the domain of this function is [10,90]. A) calculate C'(m) B)find the critical points of C(m). C)Where does C(m) have ...
November 6, 2016

Calc 1
is the answer 3?
November 6, 2016

Calc 1
A rectangle has one side on the x-axis, one side on the y-axis, one vertex at the orgin ans one on the curve y = e^-3x , for x>(equal) 0. find the maximum area (using calculus)
November 6, 2016

Algebra
7squrare root of 9+5 (8-3) Please help me figure it out. Thanks
November 4, 2016

Physics
A force of -9000N is used to stop a 1500 kg car traveling at 20m/s. What braking distance is needed to bring the car to a halt?
October 24, 2016

Algebra
I purchased a car for $20,000. At year 5 the car was worth $10,000. How much will it be worth at 7years?
October 19, 2016

Chem 205
A solution of ammonia and water contains 3.50×1025 water molecules and 9.00×1024 ammonia molecules. How many total hydrogen atoms are in this solution? Any help would be appreciated, thank you!
September 11, 2016

chemistry
From a laboratory process designed to separate water into hydrogen and oxygen gas, a student collected 10.2 g of hydrogen and 66.9 g of oxygen. How much water was originally involved in the process?
September 1, 2016

Algebra
The larger of two numbers is 5 less than twice the smaller number. The sum of four times the larger and twice the smaller number is 100. If x is the smaller number, which equation below determines the correct value of x? A) 2(2x + 5) + 4x = 100 B) 2(2x – 5) + 4x = 100 C) ...
August 5, 2016

CHEMISTRY
THIS IS THE 3RD TIME POSTING THIS, PLEASE HELP ME ANSWER THIS THE HOMEWORK IS DUE TONIGHT. Write formulas for the compounds that form from In (Assume In charge is 3+.) and each of the following polyatomic ion: NO−3, SO2−4, PO3−4 -3, -4, -4 ARE THE CHARGES. ...
June 24, 2016

CHEMISTRY
THIS IS THE 3RD TIME POSTING THIS. PLEASE HELP ME ANSWER THIS. THE HOMEWORK IS DUE TONIGHT. Write formulas for the compounds that form from Sr and each of the following polyatomic ion: NO−3, SO2−4, PO3−4. THE -3, -4, -4 ARE THE CHARGES, CANT TYPE SUBSCRIPT ON...
June 24, 2016

CHEMISTRY
the 3 is the charge
June 24, 2016

CHEMISTRY
Write formulas for the compounds that form from Sr and each of the following polyatomic ion: NO−3, SO2−4, PO3−4. APPARENTLY SrNO6, SrSO4 , Sr3PO8 is wrong
June 24, 2016

CHEMISTRY
Write formulas for the compounds that form from In and each of the following polyatomic ion: NO−3, SO2−4, PO3−4. (Assume In charge is 3+.) InNo9, InSO6, AND InP4 is wrong
June 24, 2016

CHEMISTRY
Provide the name of the oxyanion of the acid HNO2(aq) I ENTERED Carbonate ion BUT ITS WRONG
June 24, 2016

CHEMISTRY
no i don't understand the post below or what one you are referring to. i gave my work in the original posting already.
June 24, 2016

CHEMISTRY
Write formulas for the compounds that form from In and each of the following polyatomic ion: NO−3, SO2−4, PO3−4. (Assume In charge is 3+.) In(+3 charge) NO3(-1 CHARGE) SO4(-2 charge) P4(-3 charge) Re posting this a little differently. hopefully someone can ...
June 24, 2016

CHEMISTRY
i posted my work in the original posting
June 24, 2016

CHEMISTRY
Write formulas for the compounds that form from Sr and each of the following polyatomic ion: NO3 −1, SO4 −2, PO4 −3. SR (+3 CHARGE) NO3(-1 CHARGE) SO4(-2 CHARGE) PO4(-3 CHARGE) Re posting this question. hopefully someone can help me answer this now. Please ...
June 24, 2016

CHEMISTRY
there copied straight from the question page, this is making sense
June 24, 2016

CHEMISTRY
Write formulas for the compounds that form from In and each of the following polyatomic ion: NO−3, SO2−4, PO3−4. (Assume In charge is 3+.) InNo9, InSO6, AND InP4 is wrong
June 24, 2016

CHEMISTRY
Write formulas for the compounds that form from Sr and each of the following polyatomic ion: NO−3, SO2−4, PO3−4. APPARENTLY SrNO6, SrSO4 , Sr3PO8 is wrong
June 24, 2016

math
What kind of triangle is (0,0) (4,O) (0,4)
May 19, 2016

geography
what are the results/effects of poor service delivery socially,environmental and economic problems?
May 1, 2016

Physics
You are enjoying the frictionless frozen surface of the Rideau canal with your friend. While together, you try a physics experiment in which you push off of each other at the same time. If your acceleration is 2 m/s 2, what is your friend’s acceleration, in m/s 2, if your...
April 21, 2016

Physics
You and your friend are pulling a 2.5 kg sled across a slightly rough patch on the frozen Rideau canal, such that there is a friction force of 1.5 N opposing the direction of motion. Assume that you each pull the sled forward from either side with the same force of 9.5 N, at ...
April 21, 2016

Physics
A box is sent up a frictionless inclined (34.2 degrees) plane at an initial speed 3.9 m/s. (a) How much time, in seconds, does it take for the box to stop? (b) How far did the box travel up the plane before it came to a stop?
April 21, 2016

Physics
While in an elevator, you decide to take some weight readings of yourself to determine the elevator’s acceleration. When the elevator is stopped, you read a weight of 59.2 kg. When the elevator is moving, you measure a maximum weight of 63.5 kg, and a minimum weight of 55...
April 21, 2016

Physics
An egg is thrown from the top edge of a 22.9 m high building down onto an unsuspecting person standing on the ground 6.2 m from the base of the building. If the egg is tossed horizontally, at what speed, in m/s, must the egg be thrown such that it lands on the person?
April 20, 2016

algebra
A flagpole has a height of 6565 yards. It will be supported by three​ cables, each of which is attached to the flagpole at a point 55 yards below the top of the pole and attached to the ground at a point that is 3232 yards from the base of the pole. Find the total number...
April 10, 2016

Math
Four angles are put together, forming a straight angle. Two of the angles are the same size. The other two angles are also the same size but different from the other two. If one angle of the four angles is 40 degrees, what are the measures of the other three angles
March 23, 2016

Math
How many posters per minute can each of the student make? Answer:The kids make .05 of poster in 1 minute
March 8, 2016

Calculus - Rates of Change
I do not understand that.
March 7, 2016

Calculus - Rates of Change
A water tank has a shape of an inverted cone with a base radius of 2m and a height of 4 m. If water is being pumped into the tank at a rate of 2m3/min, then find the rate at which the water level is rising when the water is 3m deep. Attempted solution: V= 1/3πr^2h V= 1/3...
March 7, 2016

Science
You are walking on a moving sidewalk (moving at a speed of 2 mph).if you are walking in the same direction as the sidewalk at a speed of 4 mph what is your velocity relative to the ground what would be your velocity if you were walking in the opposite direction as the moving ...
March 2, 2016

Math
No, your answer is incorrect. It would either have to be (a)Kenya or (b)Matt. :)
March 2, 2016

Math
You estimate that a puppy weighs 12 pounds. The actual weight of the puppy is 14 pounds. Find the percent error. Round your answer to the nearest hundredth of a percent. Help me Im stuck..!
February 29, 2016

life orientation
How should i advise a friend who reponds to conflict by avoidance on why it is not healthy in sustaining positive relationships?
February 25, 2016

Marketing
Thank you
February 23, 2016

Marketing
distribute the goods
February 23, 2016

Marketing
Distribution of goods takes place by means of channels, and the intermediaries are the independent groups or organizations within the channel that make the product available for consumption. There are four main types of intermediary: agents, wholesalers, distributors, and ...
February 23, 2016

Marketing
don't know? Don't understand the question.
February 23, 2016

Marketing
IT delivers mail and packages from any type of business
February 23, 2016

Marketing
Please need help with this question. Visit these sites and think about the role that they play in the new breed of channel intermediaries. United Parcel Service Roadway Express
February 23, 2016

geometry
One leg of an isosceles right triangle measures 5 inches. Rounded to the nearest tenth, what is the approximate length of the hypotenuse?
February 19, 2016

Maths
The triangle is called ABC. Angle B has an angle of 90 degrees. The length of AB is 15mm and the length of BC is 16mm. Find the length of AC
February 17, 2016

english
Punctuation for The student asked will my learning pattern scores change over my lifetime
February 2, 2016

Science
When I took it and used the answers above I got a F. The right answers are. 1.B 2.D 3.C 4.B 5.D 6.A 7.C 8.B-Nickel, D-rust 9.A 10.B-boiling a mixture, D-using a filter
January 28, 2016

geography
What are three characteristics that mid-latitude cyclones have in common with all cyclones?
January 23, 2016

language arts
They felt free when they ran though the doors.
January 21, 2016

Chem - pH curve
Sketch what the pH curve for soil containing carbonate ion that undergoes continual addition of hydronium ions from acid deposition. Include relevant chemical equations and information that explain the aspects of the ph curve you sketch. Please help!!
January 13, 2016

Algrebra
Given that a(x+7)=24, which expression is equivalent to x? A. 24/a-7 B.24-7/a C. 24/a -7 D. 24-7/a
January 4, 2016

Math
If 36 in. = 1 yd, then 2 1/3 yd =
December 9, 2015

Math please helppp
1 Find the missing angle measure in the polygon A ] 77 B ] 87 C ] 97 D ] 107 i think its b 2 Find the sum of the interior angles in 10 - sided polygon A ] 1,260 B ] 1,440 c ] 1,620 d ] 1,800 i think its c or b 3 Find the measure of each interior angle in a regular hexagon A ] ...
December 4, 2015

Math
Suppose that people's heights (in centimeters) are normally distributed, with a mean of 170 and a standard deviation of 5. We find the heights of 60 people. (You may need to use the standard normal distribution table. Round your answers to the nearest whole number.) (a) ...
December 1, 2015

Math
The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 165 and a variance of 16. The material is considered defective if the breaking strength is less than 156.2 pounds. What is the probability that a single, randomly selected ...
December 1, 2015

Math
The diameter of an electric cable is normally distributed, with a mean of 0.6 inch and a standard deviation of 0.03 inch. What is the probability that the diameter will exceed 0.63 inch? (You may need to use the standard normal distribution table. Round your answer to three ...
December 1, 2015

Math
An advertising agency conducted a survey and found that the number of units sold, N, is related to the amount a spent on advertising (in dollars) by the following formula: N = 1,600 + 300 ln a (a ≥ 1). How much needs to be spent (to the nearest hundred dollars) to sell 4...
November 24, 2015

Math
Find the sum of the first five terms of a geometric series with g1 = -16, g5 = -38,316, and r = 7.
November 22, 2015

Math
Evaluate the series 12.1 + 13 +13.9 +...+ 32.8.
November 22, 2015

Math
The 1st term of a geometric sequence is 25 and the 6th term is -1/125. What is the 3rd term?
November 22, 2015

Physics
Two vectors F1 and F2 with magnitude F1=42N and F2=70N and where angle1=83 and angle2= 300. The angles are measures from the positive x axis with the counter-clockwise angular direction as positive. What is the magnitude of the resultant vector where F=F1+F2?
November 18, 2015

Chemistry
1. A hypothetical pure element consists entirely of two isotopes. The natural percent abundance of the isotope with mass 25.5 u is 86.1%. The other isotope has mass 29.2 u. Calculate the atomic weight of the naturally occurring element. 2. Suppose that a hypothetical element ...
November 15, 2015

Math
What is the original cost of an item if $129.00 is 80% off?
November 9, 2015

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