# Daisy

Most popular questions and responses by Daisy-
## Chemistry

Consider the following cell: Pt|H2(g, 0.460 atm)|H (aq, ? M)||Ag (aq, 1.00 M)|Ag(s) If the measured cell potential is 1.00 V at 25 °C and the standard reduction potential of the Ag /Ag half-reaction couple is 0.80 V, calculate the hydrogen ion

*asked on March 19, 2012* -
## Ed. Tech

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 orientation Is the answer

*asked on September 7, 2014* -
## Chemistry

What is the specific gravity of alcohol having a density of .79 g/mL?

*asked on September 4, 2012* -
## TRIG

A circular power saw has an 8-1/2 inch diameter blade that rotates at 4400 revolutions per minute. a)Find the angular speed of the saw blade in radians per minute. b)Find the linear speed in feet per minute of one of the 24 cutting teeth as they contact

*asked on September 23, 2012* -
## pre-calculus

What is the exact value of sin 225

*asked on July 27, 2015* -
## Chemistry

One type of sunburn occurs on exposure to UV light wavelength in the vicinity of 325nm. How many photons are in 1.00 mJ burst of this radiation?

*asked on November 13, 2007* -
## PHYSICS

HEATHER AND MAT WALK WITH AN AVERAGE VELOCITY OF 0.98 M/S EASTWARD. IF IT TAKES THEM 34 MIN TO WALK TO THE STORE, WHAT IS THEIR DISPLACEMENT?

*asked on September 26, 2007* -
## Science!

An oven is a technological system. Which of the following describes an input into this system? A. Setting the temperature B. Burning gas releases heat. C. A thermostat monitors the temperature and increases the gas flow when the temperature falls too low.

*asked on September 9, 2014* -
## Physics

A man jogs at a speed of 1.7 m/s. His dog waits 2.5 s and then takes oﬀ running at a speed of 4.1 m/s to catch the man. How far will they have each traveled when the dog catches up with the man? help me set up the equations please!

*asked on August 24, 2012* -
## Pre-calc

which expression completes the identity sin ucosv=?

*asked on July 27, 2015* -
## Physics

Two ultrasonic sound waves combine and form a beat frequency that is in the range of human hearing for a healthy young person. The frequency of one of the ultrasonic waves is 84 kHz. (The range of hearing for a healthy young person is 20 Hz to 20 kHz.) (a)

*asked on February 16, 2017* -
## pre-calculus

find the exact value of sin 112.5 in fraction form

*asked on July 27, 2015* -
## science

mohan travels at 20m/s from home to market and returns at 25m/s find his average velocity for the entire journey

*asked on May 6, 2017* -
## Statistics

Of the 40 students in a gym class, 13 played volleyball, 12 ran track (4 of whom did a push up), and the remainder were absent. A.) What proportion of the class ran track? B.) What percentage played volleyball? C.) What percentage of the runners did a push

*asked on August 25, 2016* -
## Maths, geography, life sciences and physical scien

Identify three courses or study fields you are interested in following after grade 12.provide two reasons why you find this a suitable course for each choice

*asked on March 6, 2016* -
## Physics

A 26.0 g object moving to the right at 17.0 cm/s overtakes and collides elastically with a 10.0 g object moving in the same direction at 15.0 cm/s. Find the velocity of each object after the collision. a) 26.0 g object b) 10.0 g object

*asked on July 16, 2010* -
## Physics

A 2.00 Ã¢Å“â€¢ 106 Hz radio signal is sent a distance of 7.30 Ã¢Å“â€¢ 1010 meters from Earth to a spaceship orbiting Mars. Approximately how much time does it take the radio signal to travel from Earth to the spaceship?

*asked on April 17, 2017* -
## Physics 6A

A 0.140- baseball traveling 34.0 strikes the catcher's mitt, which, in bringing the ball to rest, recoils backward 12.0. What was the magnitude of the average force applied by the ball on the glove?

*asked on April 26, 2012* -
## Pre-Cal

The diagonal and the longer side of a rectangle make an angle of 43.2. If the longer side is 12.6cm, find the length of the shorter side.

*asked on January 29, 2008* -
## pre-cal

A rectangle is 9.2m by 3.8m. What angle does its diagonal make with its longer side??

*asked on January 29, 2008* -
## physics

a car traveling at 7.0 m/s accelerates uniformly at 2.5 m/s TO REACH A SPEED OF 12.0 M/S HOW LONG DOES IT TAKE FOR THIS ACCELERATION TO OCCUR?

*asked on September 26, 2007* -
## Home school community

what is three issues related to role confusion that a teacher may feel communicate?

*asked on September 10, 2011* -
## Physics 6A

A jet pilot takes his aircraft in a vertical loop. If the jet is moving at a speed of 1100 at the lowest point of the loop: A)Determine the minimum radius of the circle so that the centripetal acceleration at the lowest point does not exceed 5.5 's

*asked on May 9, 2012* -
## Math

Round 1.98 to the nearest tenth

*asked on April 13, 2016* -
## AP Physics B

A 2189 kg car moving east at 9.73 m/s collides with a 3285 kg car moving north. The cars stick together and move as a unit after the collision, at an angle of 35.7◦ north of east and at a speed of 4.79 m/s. What was the speed of the 3285 kg car before

*asked on November 1, 2012* -
## English

I have to find the adverb in each sentence. Then I have to identify the verb it modifies. 1.)Native Americans originally developed lacrosse. Adverb- originally. Verb-developed. 2.)It was first played by the Iroquois. Adverb- first. Verb- played. 3.)It was

*asked on January 14, 2015* -
## TRIG

An airplane flying at 550 miles per hour has a bearing of 53°. After flying for 2.5 hours, how far north and how far east will the plane have traveled from its point of departure? I'm having a REALLY hard time with this one. I don't know what I'm doing

*asked on October 16, 2012* -
## AP Physics

Momentum One of those Civil War cannons is fired. The Cannon has a mass of 873kg It fires a 35.0kg cannon ball at a velocity of 145 m/s at an elevation angle of 35.0 degrees. The length of the barrel is 2.10m. (a) What is the recoil velocity of the

*asked on January 8, 2013* -
## Math

Solve the Go.a ball was dropped from a height 80m above a concrete floor. It rebounded to the height 1\2 of its previous height at each rebound. After how many bounces is the ball 2.5 high

*asked on October 30, 2017* -
## english

In "In Just-," the poet uses the words "and bettyandisabel come dancing / from hop-scotch and jump-rope and / it's / spring" to create a mood of (Points : 5) boring routine. happy activity. peaceful days. hopeless dejection.

*asked on January 26, 2015* -
## social studies

How did the Protestant Reformation in Europe influence the settlement of North America? A. European settlers of different religions choose to establish new colonies in order to spread their faith and practice their beliefs. B. religious thinker John Calvin

*asked on September 8, 2014* -
## pre-calculus

which of the following is a solution to 3tan^3x=tanx? A.) 60 degrees B.) 120 degrees c.)150 degrees D.)240 degrees E.)300 degrees

*asked on July 27, 2015* -
## physics

A block is projected up a frictionless inclined plane with initial speed v0 = 8.42 m/s. The angle of incline is è = 58.4°. (a) How far up the plane does it go? (b) How long does it take to get there? (c) What is its speed when it gets back to the bottom?

*asked on October 9, 2010* -
## chem

what substance is oxidized in following reaction 4 HCl+MnO2 and Cl2+2H2O+MnCl2

*asked on September 20, 2010* -
## History

Which answer best explains how Ralph Waldo Emerson's Concord Hymn is an example of Transcendentalism? It emphasizes war, violence, and victory. It emphasizes nature, feelings, and memory. It emphasizes the importance of social reform.*** It emphasizes

*asked on April 11, 2017* -
## P.E

Happiness, sadness, and fear are examples of blank emotions. A. Learned B. Primary C. Secondary D. Innate Is the answer A?

*asked on September 9, 2014* -
## TRIG.

From a point 50 feet in front of a church, the angles of elevation to the base of the steeple and the top of the steeple are 35° and 47° 20', respectively. Find the height of the steeple. I missed class this day and have no idea how to go about this

*asked on October 15, 2012* -
## Math

Admission to the country fair cost $9per person the ride tickets cost $2.50 each. Write an equation representing total cost

*asked on September 26, 2017* -
## Physics

The Question is: An objective lens of a telescope has a 1.90 m focal length. When viewed through this telescope, the moon appears 5.25 times larger than normal. How far apart are the objective lens and the eyepiece when this instrument is focused on the

*asked on September 14, 2017* -
## Physics!!!!

A 78 kg trampoline artist jumps vertically upward from the top of a platform with a speed of 4.4m/s. v=7.7m/s If the trampoline behaves like a spring of spring constant 5.6×104 N/m , how far does he depress it?

*asked on May 18, 2012* -
## Math

Find the value of x for which l is parallel to m. 3. 19x;18x;27x 4. 5x;2x;(5x + 40)

*asked on May 21, 2019* -
## math

Estimate the value of this expression by rounding each number to the nearest unit. (1.63)(9.95)(2.46) Plesse help..

*asked on December 6, 2014* -
## Physics 6A

A 330- piano slides 3.8 down a 23 incline and is kept from accelerating by a man who is pushing back on it parallel to the incline. a.Determine the work done by the force of gravity. b.Determine the work done by the man on the piano.

*asked on May 11, 2012* -
## Algebra

4 9 3 Y • y • y

*asked on October 10, 2019* -
## science

What is science is the question and btw Im in grade 8 so could u plz give an answer according to that like explain what is science first and then wht r its branches plzzz!!!

*asked on September 4, 2013* -
## P

A driver in a car traveling at a speed of 56 mi/h sees a deer 91.2 m away on the road. Calculate the magnitude of the acceleration necessary for the car to stop just barely missing the deer (assuming that the deer does not move in the meantime)

*asked on September 1, 2012* -
## Math

Hi! im confused in this question.A polar bear weighs approximately 453 grams at birth.the average weight of an adult male polar bear is 635 kilograms. What is the weight of an adult male polar bear in grams?

*asked on October 8, 2019* -
## Math

Luang enlarged a photograph to 1 3/4 times its original size. The original photograph was 3 1/2wide. What was the width of the enlarged photograph? A.2 5/8 B.3 3/8 C.5 1/4 D.6 1/8

*asked on October 6, 2019* -
## Math

3.455 round off to the nearest tenths

*asked on March 8, 2015* -
## Math

1.Quadrilateral GHJK has vertices at the following coordinates: G(-2,-6), H(-8,-8), J(-6,-2), and K(0,0), what would be the new vertices if the quadrilateral was dilated by the scale factor of 1.5? G':_________ H':_________ J':_________ K':_________ Could

*asked on February 7, 2015* -
## CHEM

A student used 10 mL water instead of 30 mL for extraction of salt from mixture. How may this change the percentage of NaCl extracted? My book says: % NaCl= (grams of NaCl / total grams of mixture) x 100 What I don't get is if it does change the

*asked on September 4, 2012* -
## maths

when acontainer is 1/4 filled with water it weighs 2.5kg. when it is completely filled with waterr it weighs 3.7kg.What is the weight of the empty container?

*asked on August 24, 2019* -
## math

A factory kept increasing it's output by the same percentage every year .find the percentage if it is known that the output is doubled in the last two years.

*asked on December 4, 2016* -
## Physics

A box of mass m = 59.0 kg (initially at rest) is pushed a distance d = 84.0 m across a rough warehouse floor by an applied force of FA = 204 N directed at an angle of 30.0° below the horizontal. The coefficient of kinetic friction between the floor and

*asked on October 23, 2016* -
## AP Physics B

An air puck of mass 0.102 kg is tied to a string and allowed to revolve in a circle of radius 1.06 m on a horizontal, frictionless table. The other end of the string passes through a hole in the center of the table and a mass of 0.78 kg is tied to it. The

*asked on November 9, 2012* -
## PHYSICS 6A centripetal acceleration

A jet pilot takes his aircraft in a vertical loop. If the jet is moving at a speed of 1100km/h at the lowest point of the loop: A)Determine the minimum radius of the circle so that the centripetal acceleration at the lowest point does not exceed 5.5g's

*asked on May 9, 2012* -
## Physics

A horse with the mass of 1131 kg pull on the rope attached to a pulley to lift a 58 kg stone up a wall. If the wall is 14.1 m tall how much work will the horse due to lift the stone up the wall in 15.7 seconds?

*asked on May 6, 2019* -
## AP Physics B

A 0.408 kg puck, initially at rest on a horizontal, frictionless surface, is struck by a 0.0886 kg puck moving initially along the x axis with a speed of 3.14 m/s. After the collision, the 0.0886 kg puck has a speed of 2.14 m/s at an angle of 38◦ to the

*asked on November 1, 2012* -
## Math

Juan loses 30% of his weekly wage due to stoppage. If he takes home $122.50 how much does he earn a week

*asked on October 17, 2019* -
## Pre-Calculus

State the amplitude of the following function: f(x)= 5 x sin(2x)

*asked on April 6, 2008* -
## AP Physics B

A soap bubble of index of refraction 1.43 strongly reflects both the red and the green components of white light. What minimum film thickness allows this to happen? (In air,the wavelength of red light is 703 nm, of green light 502.143 nm.) Answer in units

*asked on February 19, 2013* -
## Calculus

Twins, Pierre and Francesca were each given 100 dollars on their 15th bday. they immediately put ther money into their individual money boxes. Each week throughout the next year they added a portion of their weekly pocket money. Puerre added 10 each week.

*asked on January 22, 2008* -
## Graphing Linear Equations and Inequalities

Fill in the t-table below for the equation. Then graph the line on the grid by selecting two of the points from your table. 3x+4y=-16 x y −4 0 4

*asked on November 14, 2016* -
## Language

A naturalistic language-learning environment

*asked on September 29, 2011* -
## economics

differences between capital economy and communist economies

*asked on February 5, 2008* -
## Chemistry

The air was in a cylinder equipped with the piston absorbs 565 duels of heat and expands from an initial volume of .10 l to a final volume of .85 L against an external pressure of 1.0 ATM what is the change an internal energy of the air within the cylinder

*asked on November 4, 2015* -
## Social studies

I need Sam Houston and Mirabeau Lamar -background -problems each of them faced -Native American -military spending -annexation I want them to be separate like contrast

*asked on January 21, 2015* -
## Survey of Mathematics

Suppose a car rental agency gives the following choices: Option A: $30 per day plus 40 cents per mile Option B: flat $50 per day (unlimited miles) At what mileage are both rates the same if you rent the car for 3 days?

*asked on December 4, 2014* -
## South America

is this true or false To accurately label exact locations on a map, geographers go to that specific location answers.

*asked on January 23, 2014* -
## Science

Dunbar, South Africa identify at least two serious environmental problems, such as soil degradation, air or water pollution, pesticide misuse, overpopulation, wildlife extinction or threatened biodiversity, and deforestation, that impact this region. What

*asked on November 3, 2007* -
## Physics

I am taking an online course in physics and I need to write a short paper on Analog and digital information. Below are the questions that guide me through the paper. I am having a hard time finding a website that can explain this to me. There is no text

*asked on February 14, 2018* -
## Calculus

Use the General Power Rule or the Shifting and Scaling Rule to find the derivative of the function given below. y = e^(16 – 3x^2)

*asked on June 20, 2010* -
## Science

In the experiment water clock : what changes (independent variable) , how does it responds to the changes made(dependent variable), and what is being controlled (controlled variable). Pleas I really need this by today. And also my question for science fair

*asked on January 19, 2015* -
## chemistry

you heat 4.31 grams of a nickel 2 phosphate hydrate. You heat to a constant mass of 3.09 grams. What is the formula of this hydrate?

*asked on April 11, 2013* -
## Early childhood literacy

"I eated it all up!"said Jimmy. Mrs. Newman, his teacher, should say. A. "Jimmy,say that again, but instead of saying "I eated it all up!"I ate it all up!' B. "What did you eat up?"

*asked on October 23, 2011* -
## Social Studies

Who is most of the work on legislation in congress is done by?

*asked on July 28, 2011* -
## Pre-Calculus

Find the period and, where appropriate, the amplitude of the following function: y=2sin(x)

*asked on April 6, 2008* -
## history

to what extent would it be accurate to say that the new england ,middke and southern colonies had merged to create a single american society by the oubreak of the revolution? In my opinion, from everything I've read, it would not be accurate. There were

*asked on July 13, 2007* -
## buisness

If you find a job posting for a community college that clearly states that the job will close on 08/15/2017, what does this mean? a. Someone will be hired by that date. b. The employer is only hiring until that date. c. After that date, the employer will

*asked on February 3, 2017* -
## Calculus

I would like to know if my answers are correct: Disclaimer: We are allowed to keep our answers in formula form 1. Use the washer method to find the volume of the solid that is generated by rotating the plane region bounded by y=x^2 and y = 2-x^2 about the

*asked on January 16, 2017* -
## Goverment

1. Read each situation. Write whether a bill of attainder, an ex post facto law, or a writ of habeas corpus woul prevent the situation from happening. A. ______________ shortly after video cameras were invented, a man evident aped a rock concrete. Years

*asked on March 2, 2015* -
## Derivatives

Find the derivatives of: 1. H(x)= sin2xcos2x The answer given is 2cos4x. My question is, how in the world did they get that!? Shouldn't the answer at least contain the sin function, either negative or positive seeing as it's the derivative of cos? Also,

*asked on October 3, 2013* -
## Mirobiology

give three situations where the negative staining procedure is used.

*asked on February 6, 2012* -
## books

discuss the view that oedipus at colonus embodies a profound philosophy about the meaning of life and the mystery of death

*asked on September 12, 2011* -
## World History

What was the fourteen points?

*asked on March 14, 2011* -
## Calculus

simplify 4xy^-2/((12x^-1/3)(y^-5))

*asked on August 22, 2010* -
## Physics

Block B in the figure weighs 739 N. The coefficient of static friction between block and table is 0.34; angle θ is 26°; assume that the cord between B and the knot is horizontal. Find the maximum weight of block A for which the system will be stationary.

*asked on March 1, 2016* -
## Math

A roll of paper towels is 10 inches high and 2.5 inches in diameter. How many full squares inches of paper towel can fit on the roll in 15 rotation? * all I need is a formula of this question. Do I use lateral surface area formula or total surface area

*asked on February 20, 2015* -
## Science

Which statement is true of an organ system? A. It supports all part of the organism. B. it is not necessary for the survival of the organism. C. One organ system can take over for another organ system. D. It has no connection with other organ system in the

*asked on February 17, 2015* -
## english

instead of hiring a lawyer, the defendant will__________ to plead her own case in court.

*asked on October 30, 2012* -
## math

The relationship described below can be modeled using an equation. Identify the variables and write an equation to solve the questions below. Number of Credits Fees 3 2000 6 2600 9 3200 12 3800 15 4400 a) Write an equation to calculate the fees F when the

*asked on September 1, 2012* -
## Maths

in a school,7/10 of the pupils like mathematics. half of those who like mathematics are girls.if there are 240 pupils in the school,how many girls like mathematics

*asked on April 25, 2012* -
## algebra

true or false? A Aquarium which is 4ft x 5ft x 3ft high can hold 800 gallons of water. (assume that one cubic foot of space holds 7.5 gallons of water)

*asked on February 2, 2010* -
## Calculus

Find the constant term in the expansion of [x + (3/x squared)]^9 Find the coefficient of (x)^4(y)^9 in the expansion of (x + (2)(y)^3)^7

*asked on January 21, 2008* -
## calculus

Find the sum of the series: 10 + 14 + 18 + 22 +...+138 and 6-12+24-48+96-...+1536

*asked on January 21, 2008* -
## Physics

I am taking an online course in physics and I need to write a short paper on Analog and digital information. Below are the questions that guide me through the paper. I am having a hard time finding a website that can explain this to me. There is no text

*asked on February 15, 2018* -
## Math

Let A denote the portion of the curve y = sqrt(x) that is between the lines x = 1 and x = 4. 1) Set up, don't evaluate, 2 integrals, one in the variable x and one in the variable y, for the length of A. My Work: for x: integral[4,1] sqrt(1+(dy/dx)^2) dy/dx

*asked on January 25, 2017* -
## Calculus

Can you please check to see if these answers are correct? I have provided my work as well! That you! This is much appreciated!! 1. What is the volume of the solid that is generated by revolving the region bounded by the curves x = 3y^2-2 and x = y^2 and y

*asked on January 23, 2017* -
## Science

Q1. Why is the shape of the nerves important in the nervous system? Q2. Which structure is more complex, a tissue or an organ? How do you know?

*asked on February 17, 2015* -
## Math

George is making a permanent for his favorite baseball team. He wants the short edge to be 14 inches and the height in the middle of the right triangle to be 24 inches. What is the length of diagonal side AB?

*asked on January 24, 2015*

## Pages

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