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Posts by kara

Total # Posts: 458

Computer science
As a member of the Information Security team at a small college, you have been made the project manager to install an access control system (ACS) in a dormitory. The ACS will automatically unlock the dormitory doors via an electronic proximity reader and integrate with an ...

computers
Your sister owns a small clothing store. During a conversation at a family dinner, she mentions her frustration with having to manually track and reorder high demand items. She would like an automated system but has a very small budget. Write a 4-5 page paper in which you ...

math
.) An architect is building a model of a tennis court for a new client. On the model, the court is 6 inches wide and 13 inches long. An official tennis court is 36 feet wide. What is the length of a tennis court? The architect decides to build a larger model with a length of ...

geometry
two sides of a triangle are 7 inches the other side is 4 inches what is the angle

Calculus
Given the function defined as f(x)=x^3-(3/2)x^2-6x+10 a) Explain why f(x) must have a root between x=-3 and x=-2 b) Write an equation of the line perpendicular to the graph of f at x=0 c) Find the x and y coordinates of the point on the graph of f where the line tangent to the...

Calculus
Given the function defined as f(x)=x^3-(3/2)x^2-6x+10 a) Explain why f(x) must have a root between x=-3 and x=-2 b) Write an equation of the line perpendicular to the graph of f at x=0 c) Find the x and y coordinates of the point on the graph of f where the line tangent to the...

Math
Jen & Jakie are 33miles apart on a calm lake paddling toward each other. Jen paddles at 4miles per hours, while Jakie paddles at 7miles per hour. How long will it take them to meet?

physics
2.341

math
my equation is y= -x-3. the y-intercept is (0,-3) and the slope is -1. if i were to draw a chart starting from x being -3. would it be like this: (-3,0) (-2,-1) (-1,-2) (0,-3) (1,-4) (2,-5) (3,-6) just want to know if it is correct

chemistry
What is the molarity (M) of a 627 mL solution that contains 12.7 g of ethanol, CH3CH2OH?

chemistry
What is the molarity (M) of a 627 mL solution that contains 12.7 g of ethanol, CH3CH2OH?

chemistry
What is the molarity (M) of a 627 mL solution that contains 12.7 g of ethanol, CH3CH2OH?

chemistry
What is the molarity (M) of a 627 mL solution that contains 12.7 g of ethanol, CH3CH2OH?

Math
I think its A because there can be a function to the data.

Math
Determine whether the following statement makes sense or does not make sense, and explain your reasoning: By modeling attitudes of college freshmen from 1969 through 2006, I can make precise predictions about the attitudes of the freshman class of 2020. A) This makes sense ...

chemistry
Potassium cyanide (KCN) reacts with acids to produce the poisonous hydrogen cyanide gas, HCN, according to the reaction below: KCN(aq) + HCl(aq) = HCN(g) + KCl(aq) If a sample of 0.653 g of KCN is placed in an excess of HCl, how much HCN, in grams, is produced?

history
My teacher won't allow me to use people I know.

history
Can you name a couple that I could use for my project?

history
Who is a current or historical figure that is principled and how? Definition: Able to demonstrate rightness and fairness between others. Able to take responsibility for their actions.

geometry
If XC = CY then C is the midpoint of XY

Biology
This is a choose the best answer question: The location of protein synthesis in eukaryotic cells is the a)nucleus. b)cytoplasm. c)plasma membrane. d)Golgi apparatus. d)vacuole. Ok so I know that the sites for protein sythesis are the ribosomes and there are ribosomes on the ...

Biology
This is a choose the best answer question: The location of protein synthesis in eukaryotic cells is the a)nucleus. b)cytoplasm. c)plasma membrane. d)Golgi apparatus. d)vacuole. Ok so I know that the sites for protein sythesis are the ribosomes and there are ribosomes on the ...

Math
Michelle needs to save $7,000 for school for the next two years. She found a bank that offers a 9% interest rate compounded annually. What does she need to deposit at the beginning of the year to have enough money for school? Refer to the Present Value Table.

Math
Which of the following relations has this characteristic: The relation is a function containing two ordered pairs. Reversing the components in each ordered pair results in a relation that is not a function. A) {(0, 2), (0, 3)} B) {(2, 3), (3, 2)} C) {(3, 1), (4, 1)} D) {(4, 5...

math
my math homework tells me to find the area of a circle using it's circumference. the circumference given was 6π yd. (6 pi yard). can someone explain to me how to find the area?

chemistry
Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water? increasing temperature increasing pressure decreasing surface area decreasing temperature

chemistry
Which of the following changes will decrease the total amount of gaseous solute able to be dissolved in a liter of liquid water? increasing temperature increasing pressure decreasing surface area decreasing temperature

algebra
What is the x- and y- intercept for this equation? y= -2x + 8

Geometry
Find the x- and y- intercepts for each equations. What is the x- and y- intercepts? y= -2x + 8

accounting
Office Supplies 50,000 Cash 20,000 Accts. Payable 30,000

English
You should do your own homework!! Ask your teacher for help if necessary. Go to sparknotes . com.

english
find adverb in "This is one of the most democratic way to buy art. Online galleries can exhibit the work of hundred of artists specializing in many different genres including figurative, abstract, landscape , still life, sculpture and so on. This gives you the widest ...

religion
Hello, I am having trouble locating online Kohlbergs theory and spiritual formation with moral reasoning thanks

chemistry1
how much heat is needed to melt 25.4 grams of iodine at its melting point?(Hfusion+61.7J/g)

elapsed time
2:48 pm

physics
i have 9 different ways. i just need one more.

physics
THERE ARE 10 WAYS TO DRAW A CIRCUIT WITH FOUR 5OHM RESISTORS. WHAT ARE THEY?

Chemistry
In the classroom, we reacted Mg(s) + 2HCl -> MgCl2(aq) + H2 (g) (0.31 g of Mg(s), and 99.46 g of HCl) Initial temp. = 22.5 celsius, max. temp. 36.0 celsius and MgO(s) + 2HCl -> MgCl2(aq) + H2(g) (1.00 g of MgO(s) and 97.71 g of HCl) Initial temp. 22.0 celsius, max. temp...

7th grade math
an equation is a problem with an equal sign ex. 3x=1 or 10y-4=7

Physics
In a skating stunt known as "crack-the-whip," a number of skaters hold hands and form a straight line. They try to skate so that the line rotates about the skater at one end, who acts as the pivot. The skater farthest out has a mass of 73.0 kg and is 7.70 m from the ...

Chemistry
Calculate the pH of a 25 mL distilled water sample after the addition of 2 mL of HCl Calculate the pH of a 25 mL distilled water sample after the addition of 2 mL of NaOH

physics
A phonograph record has an initial angular speed of 37 rev/min. The record slows to 10rev/min in 1.3 s. What is the record’s average angular acceleration during this time interval

Physics
nevermind. im dumb. just got my answer switched around. don't need help anymore

Physics
The resistance of the wire in the windings of an electric starter motor for an automobile is 0.0190 Ohms. the motor is connected to a 12 V battery. What current will flow through the motor when it is stalled?

PHYSICS
Thank you so much for your help! I got the answer.

PHYSICS
A capacitor consists of a solid metal sphere of radius 3 cm placed at the center of a thin metal spherical shell of radius 12 cm. The space between is empty. What is the capacitance?

chemistry
what volume of water must be added to dilute 5.0 L of .50 M HCl solution into a .10 M solution?

History
Describe how living conditions in cities changed during the Second Industrial Revolution. Your answer should include • a brief definition of the Second Industrial Revolution • a description of urban life and the problems created by industrialization • measures ...

Physics
A thief is trying to escape from a parking garage after completing a robbery, and the thief's car is speeding toward the door of the parking garage (see figure). When the thief is L = 31 m from the door, a police officer flips a switch to close the garage door. The door ...

geometry
30. How i did it tan 47= x/28

algebra
A plane that carries mail makes a round trip each day from Chicago to New York. It makes 3 intermediate stops on the way to New York and 1 intermediate stop on the way back to Chicago. Suppose you make a graph of the altitude of the plane for one day, with time on the ...

english
one cannot truly live a joyful life if one is selfish. It is important to not just love yourself because it does not make one happy. What else can i add to this? I need a few more sentences thank you

english
Why is it important to not be so self-centered and to not just love yourself

college
the perimeter of a rectangle is twice the sum of its width and it length. the perimeter is 40meters and its lenght is 2 meters more than twice its width.

adverbs,adjectives in comparison
This is one of the most democratic way to buy art. Online galleries can exhibit the work of hundred of artists specializing in many different genres including figurative, abstract, landscape , still life, sculpture and so on. This gives you the widest possible range of art to ...

Physics
A physics book slides off a horizontal tabletop with a speed of 1.10m/s . It strikes the floor in 0.350s . Ignore air resistance. The height of the tabletop above th floor is .600m.The horizontal distance from the edge of the table to the point where the book strikes the floor...

Physics
thanks so much

Physics
Two archers shoot arrows in the same direction from the same place with the same initial speeds, but at different angles. One shoots at 45.0degrees above the horizontal, while the other shoots at 60.0 degrees.If the arrow launched at 45.0 lands 225 from the archer, how far ...

math/2nd grade
One box holds 16 crayons. Another box holds 24 crayons. Write a sentence using words that compare the crayons in the two boxes. (not a number sentence 24>16)

chemistry
A light green powder is heated in a test tube. A gas is given off, while the solid becomes black. In which classification of matter does the green powder belong? Explain your reasoning.

math
2nd grade math question Show how you would explain "Make a 10" to someone who never heard of it.

Chemistry
I am having figuring out the Lewis Dot Structure of ICl2-? Can anyone help???

Physics
The ultrasonic transducer used in medical ultrasound imaging device is a very thin disk m = .10g driven back and forth in SHM at 1.0 MHz by an electromagnetic coil. a.) The maximum restoring force is 40,000 N. What is the maximum oscillation amplitude that won't rupture ...

Physics
A 22 cm diameter bowling ball has a terminal speed of 85 m/s. What is the ball's mass?

physics
A boat takes 3hr to travel 30 km down a river, then 5hr to return. How fast is the river flowing?

spanish
El Partride___emocionante???

Science
If 2.50 mol of copper and 5.50 mol of silver nitrate are available to react by a single replacement:Cu + 2AgNO3 -> Cu(NO3)2 + 2Ag What is the amount in moles of each product formed?

Science
As early as 1938, the use of NaOH was suggested as a means of removing CO2 from the cabin of a spacecraft according to the following reaction : NaOH+CO2 -> Na2CO3 + H2O. If the average human body discharges 925. 0 g of CO2 per day how many moles of NaOH are needed each day ...

math
4

math
Dr. Collins borrowed some money to buy new furniture for her office. She paid $720.00 simple interest on a 7.5-year loan at 16%. Find the principal.

algebra
Dr. Collins borrowed some money to buy new furniture for her office. She paid $720.00 simple interest on a 7.5-year loan at 16%. Find the principal.

algebra
The difference between the ages of two friends is 2 years. The sum of their ages is 74 years. Find the age of the older friend.

algebra
The owner of a deli wants to purchase at least 15 more pounds of oven-baked turkey than of roast beef. Write the constraint using t for pounds of turkey and r for pounds of roast beef.

algebra
Find the domain and range of the relation, and state whether or not the relation is a function. {(3, 9), (3, 10), (3, 11), (3, 12)}

algebra
Janet invested $26,000, part at 6% and part at 3%. If the total interest at the end of the year is $1,080, how much did she invest at 6%

possessive nouns
Mondays

History
Is the French-Indian War the same as the Seven Year War?

Math
Use the common denominator method to solve 3/5 divided by 2/3

Math
So what would an example of this be by 3/5 divided by 2/3? (using the common dinominator method)

Math
I am not sure? So you always find the LCD first?

Math
What are the advantages and disadvantages of using least common denomonator when adding or subtracting fractions?

Math
A number magician tells you: : Pick any positive integer and multiply it by 18. Delete one of the non-zero digits of the product. Tell me the sum of the remaining digits of the product and I will tell you what digit you deleted." Explain this trick.

Business
Envision you have served as business manager for over two years. you noticed that for the last 12 months the business has regularly had cash assets of$20,000 or more at the end of each month.you have found a 6-month certificate of deposit that pays 6% compounded monthly.To ...

Grapes of Wrath
what are some clause in chapter 9?

Math
A property company purchases a new office space for lease to a small business for $2,400,000 including a land value of$400,000. the property is placed in service on March 15,1999.using MACRS,what is the depreciation on this property at the end of its first year?

Math
A machine cost $40,000,has a salvage value of $8,000,and is expected to have a useful life of 100,000 hours.if it is utilized for a total of 8,000 hours in year one,what is the depreciation expense based on the unit-of-production-method at the end of the year.

Math
P Inc.purchased a $30,000 asset with a salvage value of$1,200 and an estimated useful life of three years.what is the book value at the end of years one and two using the 150% declining balance method?

Math
An asset is purchased for $50,000. It has an estimated useful life of eight years and salvage value of $6,000.if the asset is depreciated using the double-declining balance method,what are the depreciation expense and book value at the end of year two?

Math
An asset is purchased for$50,000.It has an estimated useful life of 12 years and a salvage value of $5,000. What is the annual depreciation of the asset using the straight-line method?

Math
Write the standard form of the equation of the circle that passes through (0,4)and has its center at (-3,-1).

Math
Identify the classical curve that the graph of r=1+sin theta represents.

Math
Verify that tan x csc x/secx=1 is an identity.

Math
Use the sum or difference identity to find the exact value of tan 105 degree.

Math
Solve sin theta=-1 for all real values of theta

math
A golf ball is hit with an initial velocity of 135 feet per second at an angle of 22 degree above the horizontal. will the ball clear a 25-foot-wide sand trap whose nearest edge is 300 feet from the golfer?

Math
Find the distance between P(7,-4)and the line with equation x-3y+5=0.Round to the nearest tenth.

math
Use the sum or difference indentity to find the exact value of tan 105 degrees.

math
can you fill in the missing square with the number that logically belongs there? 2 2 2 2 2 6 10 14 2 10 26 50 2 14 50

Spanish
I need help understanding how to ask/answer questions using the word 'Que'. If the question is ?Que' estudias tu'? is the correct answer: 'Yo estudio ___' and then whatever you're studying or could I simply answer 'Estudio ____' Also, in ...

English
Should one of those benefited be benefits?????

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