# Posts by kayla

Total # Posts: 1,441

**Algebra **

a basketball player scored 17 timea during one game. He scored a total of 21 pts,two for each two-pt shot and one for each free throw. How many two-pt shots did he make? How many free throws?

**Math**

the length of a rectangular window is 6 feet more than its width, w. the area of the window is 100 square feet. which equation could be used to find the dimensions of the window?

**6th gr. math**

c=s The variable s represents number of additional necklaces and the variable c repres. total # of diamond neck.If louie has 3 neck. in his hand how many are diamond necklaces? please help me solve

**Math**

Find the exact values for the lengths of the labeled segments a, b and p drawn in green, red, and blue, respectively. Note that r=3 is the radius of the circle, and s=2 is the arc length from the point (3,0) around the circle to the indicated point. (So imagine a triangle ...

**Math**

For each of the following, fill in the blank to create a perfect-square trinomial: (a) x2 ?6x+ ____ y2 +7y+ __

**math**

Indicate if there are 0, 1, or 2 triangles with these data. 1) A=30?,b=10,a=12: 2) A=30?,b=10,a=3

**Philosophy check my answers**

determiine the following passages with the fallacy committed. 1. The world was either created in chaos or by God. There's evidence of order in the world so God must exist. 2. The government has no right to force me to pay the new tax. They have the right to govern over ...

**world History **

How did the french citizens who witnessed the king louis execution react

**world History**

How did XVI respond as he faced execution

**Math**

-3 + n/2 = 9

**algebra **

A ball is dropped from a height of 30 feet and allowed to bounce until it comes to arrest each time the ball bounces it rebounds to 3/5 of its previous high after which bounce is the boss hi 10.8 feet. I understand the height gets shorter but is there a equation to solving ...

**Chemistry**

A 0.446-gram sample of iron ore is dissolved in HCl and the iron (Fe solid) is reduced to Fe2+. The solution is then titrated by 38.6mL of 0.105 N KMn)4. Calculate the percentage of Fe in the iron ore sample.

**6th grade Math**

two more than seven times Lynn's age

**Math**

Divide 294 metres of cloth into three lengths in the ratio 2:3:9. How many metres will the longest piece measure?

**Trigonometry**

Determine the circumference of a circle with 7.4 centimeter radius. (Use 3.14 ) Im not trying to get this completely answered. I just need help with what to do first. Thank you so much.

**Algebra**

A right triangle has an area of 24 ft^2 the demesions of the triangle are increased by a scale factor of 6 what is the area of the new triangle

**Chemistry**

Calculate the total pressure above 1.0L solution of a 1.42M CH3OH(aq) solution at 25 degrees(C). The vapor pressure of pure methanol at 25 degrees (C) is 127.1 torr and the vapor pressure of the pure water is 23.8 torr at 25 degrees(C. You may assume that the density of the ...

**Chemistry**

What is the vapor pressure of a solution prepares by dissolving 4.25g of K2O in enough water to preapare 1.25L of Solution at 25 degrees (C)? Assume that the density of the solution is 1.00 g/mL and that the vapor pressure of pure water is 23.8 torr at 25 degrees (C). I've...

**Math**

Compare partial products and regrouping. Describe how the methods are alike and different

**Math**

Tim has read 60% of a book. He has 24 more pages to finish. How many pages are there in the book?

**Science**

A boy pushes a box of mass 57 kg and it moves with an acceleration of 11.4 m/s2. what amount of force is the boy exerting on the box?

**Physics**

During an adiabatic process, the temperature of 6.50 moles of a monatomic ideal gas drops from 525 °C to 169 °C. What is the work done? Here is my work, is it correct? T1 = 525+273 = 798 K T2 = 169 + 273 = 442 K work done = R[T2-T1]/1-gamma = 8.314[525 - 798]/(1-1.67...

**English**

i have but i dont think my interpretation of the story is correct, i must prepare a speech about this story and I dont want to be inncorect since my proffesor said to ask others

**English**

has anyone read the short story "the new veterans" and can give me like a summary of what happened in the story? i already tried looking online but couldn't find a complete summary? i just need to know mainly the plot? it would be much help

**Physics**

A Carnot engine of efficiency 41% operates with a cold reservoir at 24 °C and exhausts 1290 J of heat each cycle. What is the entropy change for the hot reservoir? Answer in J/K. I keep getting the answer incorrect. Here is the work: Efficiency = 100*(Th- Tc)/Th 41 = 100*(...

**Social studies**

*much

**Social studies**

Okay thanks so mucho for checking my answers:)

**Social studies**

Which of the following did Ralph Waldo Emerson stress the importance of in his writings? The individual •• The family Agriculture Industry

**Social studies**

The last one

**Social studies**

Nevermain I meant to say is it the first one?

**Social studies**

Wait is it The last one???

**Social studies**

Which of the following is a key idea of transcendentalismo? Belief in human reason Belief in personal insights Belief in expansion of the country •• Belief in isolation from other nations

**American Government**

Is it dual federalism?

**Math**

How many 1/3 are there in 25/5

**Phisics**

Determine the power of a motor of a 1200 kg car that changes its speed from 10 m / s to 16 m / s in 3 seconds. Express the result in horsepower and consider null friction.

**Physics**

A quartz sphere is 14.0 cm in diameter. What will be its change in volume if its temperature is increased by 305 °F? (the coefficient of volume expansion of quartz is (1.50 × 10^-6) °C-1) Answer in cm^3 I tried this twice and got 0.657 cm^3 and 0.18cm^3 but they ...

**Physics**

a box sliding on a horizontal surface with a speed of 6m/s encounters an incline plane that makes a 15 degree angle with the horizontal line. What is the max distance that will be travelled by the box up the incline before coming to rest if the coefficient of kinetic friction ...

**Physics**

A car is traveling at 7.0 m/s when the driver applies the brakes. The car moves 1.5 m before it comes to a complete stop. If the car had been moving at 14 m/s, how far would it have continued to move after the brakes were applied? Assume the braking force in both cases is ...

**Chemistry**

Consider the neutralization reaction that takes place when hydrochloric acid reacts with aqueous calcium hydroxide Write a complete balanced equation for this reaction

**Physics**

A raft is made of 15 logs lashed together. Each is 30.0 cm in diameter and has a length of 7.00 m. How many people (whole number) can the raft hold before they start getting their feet wet, assuming the average person has a mass of 66.0 kg? Do not neglect the weight of the ...

**Math**

Write a polynomial of the lowest degree with real coefficients and with zeros 6-3i (multiplicity 1) and 0 ( multiplicity 5)

**English**

Write a sequence of events of story welcome to dead house by r.l stine

**Calculus**

The measurement of the circumference of a circle is found to be 70 centimeters, with a possible error of 0.9 centimeter. a) Approximate the percent error in computing the area of the circle. (Round your answer to two decimal places.) b) Estimate the maximum allowable percent ...

**Math**

Tickets at a fair cost $0.75 each. You can also buy a roll of 25 tickets for $15.00. What is the cost of each ticket if you buy a roll of tickets.

**Reading**

Where are the words asset and pitiful in the book hatchet????

**science**

I really have no idea but it really makes no sense to me at all because it makes it very difficult to understand what and why as well as the how to it.

**Stats**

HELP!! I have no idea to get this answer :( a doctor wants to estimate the HDL cholesterol of all 20-29 year old females. how many subjects are needed to estimate the HDL cholesterol within 4 points with 99% confidence assuming the standard deviation is 10.8? Suppose the ...

**English**

Staggered is what type of context clue

**Math**

Logan puts a wallpaper border along the top edge of the Four Walls of a rectangular room the room is 10 feet long and 12 feet wide if there are no breaks in the Border how long is it?

**Biology**

Explain the structure of a water molecule and how hydrogen bonding leads to some of its very special properties. Be sure to include how these properties are important to life on Earth

**Physical Science/ Chemistry**

Which of the following shows the correct order of Family #1 elements from least to most reactive? A) Li, Na, Rb, K B) Li, Na, K, Rb C) Rb, K, Na, Li D) Li, Na, K, Ba

**Math**

5/5334

**Math**

Nathan plants equal sized square of sod in his front yard each square has An area of 6 square feet Nathan plants a total of 1,000 squares in his yard what is the total area of the square sod

**Math**

5 11/15 divde 9/19

**Math**

The function rule T–4, 6(x, y) could be used to describe which translation?

**ELA**

the magistrate used a riddle to decide the case because the farmer denied he own dept and the sheapered coundnt prove the situation so the magistrate decided on an unusal solution which was the riddle

**stats**

scores on a University exam are normally distributed with a mean of 68 and a standard deviation of 9. use the 68-95-99.7 rule to answer the following questions 1) what proportions of students score between a 59 to 77? 2) what proportions of students score between a 50 to 86? 3...

**Algebra 1**

Mary is 9 years younger than Greg's age doubled, and their total ages combined equals 33. Create and solve an equation to find both children's ages.

**Math**

If a fruit bowl three apples two bananas and five pears what is the ratio of the pears to Apples

**Arithmetics**

if there are 380 females students in a class, and male students take up 60% of the class, how many total students are in the class? 380/0.6 = 633??

**Chemistry**

Check my answers 63. What type of bond links the monomers together in a polymer? Poly bond Covalent bond Ionic bond Hydrogen bond*** 64.What is the change in atomic mass when an atom emits a beta particle? decreases by 1*** increases by 1 decreases by 2 remains the same 65. ...

**Chemistry**

so C?

**Chemistry**

You are given Ka of carbonic acid is 4.3 x10^-7. This means that Carbonic acid is a good hydrogen-ion acceptor*** good hydrogen-ion donor poor hydrogen-ion acceptor poor hydrogen-ion donor

**Chemistry**

Calculate the molality of a solution prepared by dissolving 225.5 g KNO3 in 825mL of water. Show your work

**history**

Which statement best describes the provisions of the Missouri Compromise? a) It maintained the balance of free and slave states. b) It enacted a stricter fugitive law. c) It outlawed slavery in the District of Columbia. d) It prohibited slavery in the Northwest Territory.

**General Chemistry**

thank you :D

**General Chemistry**

omg that should say 1.50 mmol

**General Chemistry**

A 1/5 mmol (yes, millimol... no, it isn't a typo_ sample of XeFn h as a mass of 0.311 g. What is the value of n? The answer is 4, but why?

**maths**

i= the square root of -1 so multiply the whole term by i/i to get -5i

**maths**

the second equation should be L=5+2W my bad.

**maths**

2L+2W=142 L+5=2W solve the system of equations

**math**

you're missing part of the question. do you have a % interest?

**Math**

In a group of 10boys each boy had 2 hats how many hats did they have?

**Chemistry**

What is the oxidation half reaction for the following equation: Cr2O7^-2 +Fe+2 - - > Cr^+3 + Fe^+3 Cr^+3 - - > Cr2O7^-2 Fe^+2 - - > Fe^+3 Fe^+3 - - > Fe^+2*** Cr2O7^-2 - -> Cr^+3

**Chemistry**

Which atom has a change in oxidation number of –3 in the following redox reaction? K2Cr2O7 + H2O + S - - > KOH + Cr2O3 + SO2 K Cr*** O S

**Math**

8x - 4 - x = -5

**Social Studies**

Which of these BEST describes the Supreme Court case of Brown v. Topeka Board of Education? A) it reaffirmed the decision of Plessy vs Ferguson B) ruled that universities must be open to people of all races C) Kansas schools were to be desegregated as an experiment for racial ...

**Chemistry**

If i have 0.5 mole of hydrogen peroxide how many moles of oxygen would be produced assuming all of the hydrogen peroxide decomposes?

**Chemistry**

If i have 0.5 mole of hydrogen peroxide how many moles of oxygen would be produced assuming all of the hydrogen peroxide decomposes?

**algebra with pizzazz**

What might you have if you don't feel well

**Language arts**

Emily is correct got 100%

**Math**

The school bus will be either be on time ir late. The probability that it will be on time is therefore 0.5.

**Math**

I am doing a practice test and I am stuck on a couple of questions. 1.) Write a rule for the following sequence 8, -1, -10, -19 2.) Find the next three terms of the sequence -2, -12, -72, -432 3.) Which explains why the sequence 81, 3, 1/9 thanks

**MATH**

How much would you have to invest into a 5 year certificate of deposit paying 2.3% compounded weekly to make it worth $4500 at the end of the term? A=P(1+r/n)^nt 4500=P(1+0.023/52)^52(5) I am receiving a syntax error please help

**history**

Explain how fear of communism during the Cold War affected American society. How did this affect the balance between national security and civil liberties?

**Language**

Guys THE OP HELPER is 100% right... Trust me!!!

**physics**

a block slides along a path that is without friction until the block reaches the section of length L = 0.75 m, which begins at height h = 2.0 m on a ramp of angle θ = 30°. In that section, the coefficient of kinetic friction is 0.40. The block passes through point A ...

**chemistry**

why were you instructed to add distilled water in step 12, and possibly more distilled water in step 15? what purpose does the water serve?

**Literature**

Why does Shelley have Frankenstein choose England for the creation of the second creature. What possibilities from her life might be reflected in this? How does this choice relate to Romanticism?

**Math**

x= amount of children who play tennis y= total amount of children

**Math**

.25=8/x .20=x/y x=32 .20=32/y y=160

**Spanish**

Prepara (1) _____ para salir de viaje el lunes por la mañana. Para ello, haz (2) ______ las maletas, sal (3) _____ de la habitación y métete (4) _____ en el coche. Después, ponte (5) _____ el cinturón y ten (6) ____ paciencia porque el viaje ...

**Math**

1 hour = 60 minutes 1/3 hour = 60/3= 20 minutes 5 hours= 300 minutes 5 1/3 hours= 320 minutes therefore the answer is (320/2)-40

**physics**

Boxes A and B are connected to each end of a light vertical rope. A constant upward force F = 80.0 N is applied to box A. Starting from rest, box B descends 12.0 m in 4.00 s. The tension in the rope connecting the two boxes is 36.0 N. What are the masses of (a) box B, (b) box A?

**Math**

12P+15A=100

**Math**

1- 1/3- 1/5= 15/15- 5/15- 3/15= 7/15 of the pizza is left

**Calculus**

Two sides of a triangle have lengths 8 m and 13 m. The angle between them is increasing at a rate of 0.08 radians /min. How fast is the length of the third side increasing when the angle between the sides of fixed length is π/3 radians.

**Algebra**

The problem has two related parts 1) let a be an arbitrary real number. Find the distance between the point (1,2) and the point (4,a). (answer should be an algebraic expression in terms of a). 2) find the value of b for which the point (0,b) is equidistant from (4,4) and (5,-4...

**essay**

While servant leadership is often associated with Christianity and the Bible, one could argue it is compatible with most religions and philosophies and that it transcends cultures. This assignment presents you with an opportunity to explore other cultures, philosophies, and ...

**Living environment**

why is estrogen and progesterone most closely associated with build up of the uterine lining in the human female during the menstrual cycle ?