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Questions Asked on October 20, 2014

The mass of the sled and its two riders in Figure 5.5 is 243 kg. Find the magnitude of the centripetal force that acts on the
1. 3 answers
2. asked by SS
3. 10,540 views
At the end of "Raymond's Run," Squeaky has a different attitude about running and about her rival, Gretchen. Describe the
1. 22 answers
2. asked by jared
3. 6,113 views
Two forces 3N and 4N on a body in directions due North and due East respectively.Calculate their equilibrant.
1. 8 answers
2. asked by Ezekiel
3. 6,046 views
All rational functions can be expressed as f(x) = p(x)/q(x), where p and q are __________ functions and q(x) ≠ 0.A. horizontal
1. 1 answer
2. asked by Sarah
3. 5,439 views
write the balanced molecular and net iconic equations for the reaction between aluminium metal and silver nitrate. Identify the
1. 1 answer
2. asked by jake
3. 4,682 views
Consider the function f(x)=ln(x)/x^6. For this function there are two important intervals: (A,B] and [B,∞) where A and B are
1. 3 answers
2. asked by Hailey
3. 3,655 views
Heather has $500 in her savings account. She withdraws $20 per week for gas. Write the equation heather can use to find out how
1. 9 answers
2. asked by Belitt
3. 3,310 views
Which of the following processes uses a galvanic cell?A. Electroplating silver metal onto a teapot B. Purification of metals
1. 1 answer
2. asked by Morgan
3. 3,237 views
A 2.44 kg object is subjected to three forces that give it an acceleration vector a = -(8.00 m/s2)i hat + (6.00 m/s2)j hat. If
1. 1 answer
2. asked by daniel
3. 3,018 views
Find the first 3 common multiples for 6,7,8.
1. 10 answers
2. asked by Ana
3. 2,866 views
The number 7.325 rounded off to three significant figures is7.32 7.30 7.33
1. 3 answers
2. asked by isaac clarke
3. 2,797 views
18) Find all numbers c that satisfy the conclusion of the Mean Value Theorem for the following function and interval. Enter the
1. 1 answer
2. asked by Hailey
3. 2,714 views
How are a constitutional monarchy and a republic similar? How do they differ?A: A constitutional monarchy and a republic are
1. 7 answers
2. asked by Victoria
3. 2,647 views
the sides of a quadrilateral are in the ratio 1:3:5:7. if the perimeter of the quadrilateral is 64cm,what is the length of the
1. 2 answers
2. asked by eva
3. 2,647 views
The following galvanic cell at standard conditions has a potential of 0.03 V:Ag+(aq) + Fe2+(aq) → Fe3+(aq) + Ag(s). What would
1. 3 answers
2. asked by Morgan
3. 2,559 views
What does Pankhurst mean when she says a representative government exists for men in Great Britain, while women live under a
1. 4 answers
2. asked by Victoria
3. 2,412 views
2t + 8 'greater than/equal to' -4(t+1)t is 'greater than/equal to' ?_____? i have an idea as to what the answer is but im pretty
1. 2 answers
2. asked by SkatingDJ
3. 2,391 views
Potatoes - Samples: Assume the weights of Farmer Carl's potatoes are normally distributed with a mean of 8.0 ounces and a
1. 2 answers
2. asked by Sara
3. 2,261 views
If the graph of a line has a positive slope and a negative y-intercept, what happens to the x-intercept if the slope and
1. 1 answer
2. asked by Brainiac
3. 2,173 views
Estimate the amount of 1.0m NaOH in ml required to neutralize 5.0g of KHP
1. 2 answers
2. asked by Jossy
3. 1,988 views
The following galvanic cell at standard conditions has a potential of 0.03 V:Ag+(aq) + Fe2+(aq) → Fe3+(aq) + Ag(s). What would
1. 7 answers
2. asked by Morgan
3. 1,952 views
A lamp post 3m high is 6m from a wall. A 2m man tall is walking directly from the post toward at 2.5m/s. How fast is his 1.5
1. 3 answers
2. asked by James
3. 1,936 views
7) Consider the function f(x)=x2e4x.For this function there are three important intervals: (−∞,A], [A,B], and [B,∞) where
1. 1 answer
2. asked by Hailey
3. 1,935 views
The heat of solution of ammonium nitrate is 26.2 kJ/mol, and a 7.315 g sample of NH4NO3 is added to 40.0 mL of water in a
1. 1 answer
2. asked by gentil
3. 1,835 views
How many aluminum atoms are in 3.78 g\rm g of aluminum?
1. 2 answers
2. asked by ANTHONY
3. 1,811 views
Consider the following reaction.2 HCl(aq) + Ba(OH)2(aq) BaCl2(aq) + 2 H2O(l) ΔH = -118 kJ Calculate the heat when 114.8 mL of
1. 1 answer
2. asked by Matt
3. 1,613 views
Which country do you think had a stronger democracy at the end of the nineteenth century, France or England? Why?A: I think
1. 3 answers
2. asked by Victoria
3. 1,554 views
A set of 7 numbers has a mean of 9. Whatadditional number must be included in this set to create a new set with a mean that is 3
1. 2 answers
2. asked by Praveen
3. 1,530 views
A car drives straight down toward the bottom of a valley and up the other side on a road whose bottom has a radius of curvature
1. 1 answer
2. asked by Becky
3. 1,509 views
What is the oxidation half-reaction for Mg(s) + ZnCl2(aq) MgCl2(aq) + Zn(s)?A. Zn(s) Zn2+ + 2e- B. Zn2+ + 2e- Zn(s) C. Mg(s)
1. 1 answer
2. asked by Morgan
3. 1,370 views
one piece of copper metal at 105 C has twice the mass of another copper piece at 45 C. What is the final temperature if these
1. 1 answer
2. asked by sonya
3. 1,370 views
Suppose that water is pouring into a swimming pool in the shape of a right circular cylinder at a constant rate of 3 cubic feet
1. 2 answers
2. asked by Dan the Man
3. 1,359 views
the first term of arithmetic progression is -8 .and the ratio of the 7th and the 9th term is 5 :8 .find the common difference.
1. 1 answer
2. asked by mafo
3. 1,348 views
Workers in several industries were surveyed to determine the proportion of workers who feel their industry is understaffed. In
1. 1 answer
2. asked by tia
3. 1,346 views
Start from 110 feet away, a person on a bicycle rides toward a checkpoint and then passes it. The rider is traveling at a
1. 1 answer
2. asked by Steve
3. 1,335 views
Car A uses tires for which the coefficient of static friction is 0.333 on a particular unbanked curve. The maximum speed at
1. 3 answers
2. asked by S
3. 1,314 views
Three shrimp boats supply the shrimp wholesalers on Hilton Head with fresh catch. The Annabelle takes 50% ofits catch to
1. 1 answer
2. asked by ging
3. 1,278 views
1. radioactive decay occurs when atomsA- lose mass B- join with atoms of another element C- break down to form atoms of another
1. 1 answer
2. asked by anonymous
3. 1,262 views
an ice cream cone contains one spherical scoop of ice cream,the diameter of the scoop of ice cream is the same as the diameter
1. 1 answer
2. asked by Anonymous
3. 1,260 views
I hope someone knows how to write a gerrc paragraph..Anyways I need help for the reference part. Hence the word R, how do i show
1. 3 answers
2. asked by Sally
3. 1,195 views
Javier scored 30 goals in 15 soccer games. Using the unit rate, how many goals will he score in 20 games?
1. 10 answers
2. asked by Amy
3. 1,190 views
Express in scientific notation. Make sure your answer has the same number of significant figures as the starting value.(1.8 x
1. 2 answers
2. asked by isaac clarke
3. 1,190 views
A 4.58 kg block located on a horizontal floor is pulled by a cord that exerts a force F = 10.5 N at an angle theta = 25.5°
1. 2 answers
2. asked by Alex
3. 1,171 views
What mass KCl is needed to precipitate AgCl from 15.0 mL of .200 M AgNO3
1. 1 answer
2. asked by Skye
3. 1,161 views
If the graph of a line has a positive slope and a negative y-intercept, what happens to the x-intercept if the slope and
1. 1 answer
2. asked by Brainiac
3. 1,160 views
What is the difference between a galvanic cell and an electrolytic cell?A. A galvanic cell converts reduction reactions into an
1. 1 answer
2. asked by Morgan
3. 1,149 views
When 25.0 ml of 0.500MHCI is added to 25.0ml of 0.500M KOH in a coffee cup calorimeter at 23.50C, the temperature rises to
1. 1 answer
2. asked by newsome
3. 1,145 views
Consider the closed curve in the day plane:2x^2-2xy+y^3=14 a) show that dy/dx=2y-4x/3y^2-2x (I got this part) b) find equation
1. 2 answers
2. asked by Marie
3. 1,145 views
An inverted conical tank is being filled with water, but it is discovered that it is also leaking water at the same time. The
1. 2 answers
2. asked by Ryan
3. 1,132 views
Formative TestNow, let's check how well you can use the expressions you've learned. I will distribute handouts. You have to
1. 1 answer
2. asked by rfvv
3. 1,114 views
Assume heights and weights are normally distributed with the given means and standard deviations from the table below.Strata
1. 2 answers
2. asked by Sara
3. 1,112 views
Ms. Compra bought 5 markers for $4.75. At this price how much will 4 markers cost?I got .95 each. Is that correct?
1. 12 answers
2. asked by Amy
3. 1,101 views
David has a company decorating houses for the holidays. He has secured a $25,000 line of credit from his bank. For which purpose
1. 1 answer
2. asked by kim
3. 1,088 views
Why are half-reactions used in redox reactions?A. They make it easier to keep track of spectator ions in the reaction. B. They
1. 1 answer
2. asked by Morgan
3. 1,082 views
A potter forms a piece of clay into a right circular cylinder. As she rolls it, the height h of the cylinder increases and the
1. 0 answers
2. asked by Cookie Monster
3. 1,076 views
An object slides on a level surface in the +x direction. It slows and comes to a stop with a constant acceleration of -2.45
1. 1 answer
2. asked by Maria
3. 1,068 views
If the firm’s beginning cash balance for the budget period is $7,000, and this is its desired minimum balance, determine when
1. 0 answers
2. asked by kim
3. 1,024 views
MgCO2(s)-> MgO9(s) + CO2(g)A. what is delta H reaction when 3.35 mol of CO2 react with excess MgO? B. What is delta H reaction
1. 1 answer
2. asked by newsome-
3. 995 views
3. Which of the following techniques to arouse curiosity would work best with junior high students?A. Set up a curiosity
1. 2 answers
2. asked by Sam
3. 990 views
Po-210 Ia an alpha emitter with a half-life of 138 days. how many grams of Po-210 remain after 552 days if the sample initially
1. 3 answers
2. asked by Shay
3. 977 views
A 0.0124-kg bullet is fired straight up at a falling wooden block that has a mass of 3.96 kg. The bullet has a speed of 756 m/s
1. 2 answers
2. asked by Sanz
3. 963 views
16) Consider the function f(x)=2x3−6x2−90x+5 on the interval [−6,7]. Find the average or mean slope of the function on
1. 0 answers
2. asked by Hailey
3. 962 views
We did experiment: Spectrophotometry(Determination of iron with 1,10-Phenanthroline)It asks me to find the molar absorptivity of
1. 1 answer
2. asked by Malik
3. 941 views
At Bob's binders, a set of 3 notebooks costs $4.20. At Pam's Paper Place a set of 4 notebooks costs $5.20. What is the unit
1. 8 answers
2. asked by Amy
3. 930 views
What winter sport do you like most?1.I like snowboarding because it's thrilling. 2. I like ski jumping because it's fantastic.
1. 1 answer
2. asked by rfvv
3. 923 views
Suppose a certain species bird has an average weight of grams. Based on previous studies, we can assume that the weights of
1. 2 answers
2. asked by Rachel
3. 920 views
Find the probability of winning the lotterySelect the six winning numbers from 1 to 34. (in any order, no repeats) P(winning)= ?
1. 2 answers
2. asked by Macy
3. 919 views
Three bullets are fired simultaneously by three guns aimed toward the center of a circle where the bullets mash into a
1. 1 answer
2. asked by Anonymous
3. 914 views
I need help explaining how to work this problem for my daughter...What is the value of n so that the expression x² + 11x + n is
1. 0 answers
2. asked by Anonymous
3. 913 views
3. Which of the following was true of the Webster-Ashburton Treaty?A. It established the southern boundary of Alaska. B. It
1. 9 answers
2. asked by Sarah
3. 898 views
Starting from rest, a 98-kg firefighter slides down a fire pole. The average frictional force everted on him by the pole has a
1. 0 answers
2. asked by Sam
3. 890 views
A long, straight, current-carrying wire runs from north to south. If you know the direction of the current, how can you
1. 0 answers
2. asked by melissa
3. 876 views
1N2(g) reacts with H2(g) to form NH3(g), gaseous ammonia.Show balanced thermochemical equations based on both one mole and two
1. 1 answer
2. asked by Feather
3. 863 views
Use the four-step process to find the slope of the tangent line to the graph of the function at the given point and determine an
1. 2 answers
2. asked by Duane
3. 862 views
Let's do the crossword puzzle. 1 Across starts with 'n'? What is it? It is nobody. Good job. Complete the crossword puzzle in 3
1. 2 answers
2. asked by rfvv
3. 861 views
Express in scientific notation. Make sure your answer has the same number of significant figures as the starting value.61,103 =
1. 2 answers
2. asked by Harry Potter
3. 860 views
An aqueous solution of ammonium nitrite decomposes when heated to give off nitrogen gas and water. This reaction can be used to
1. 0 answers
2. asked by Sean
3. 854 views
How to prove this question with using a LS=RS-style Proof?csc^2(x)cos^2(x) = csc^2(x)-1
1. 3 answers
2. asked by EKA
3. 846 views
sam makes $400 per week plus $20 commission on each new cell phone plan she sells. Write an equation to determine how many plans
1. 3 answers
2. asked by colin
3. 842 views
A ball with mass m = 0.210 kg and kinetic energy K1 = 2.97 J collides elastically with a second ball of the same mass that is
1. 0 answers
2. asked by Trouble
3. 834 views
8. Under the leadership of Lucretia Mott and Elizabeth Cady Stanton, the high point of the Seneca Falls convention was the
1. 4 answers
2. asked by Sarah
3. 832 views
The sand on the beach heats up faster each day than the water does. You know this because when you walk on the beach in the
1. 1 answer
2. asked by Bonni
3. 832 views
Explain three impacts of the Black Death on the population of European and its’ trade routes.I need some info/examples on the
1. 1 answer
2. asked by mstv
3. 825 views
Which earlier civilizations practiced direct democracy?A: The ancient Athens practiced direct democracy.
1. 3 answers
2. asked by Victoria
3. 815 views
Write the formula of the anion present (i.e. anions are charged; do not write compounds) in these unknowns as indicated by these
1. 1 answer
2. asked by Kristian
3. 810 views
QRST is a trapezoid. If angle S is equal to 23 degrees, what is the measure of angle T
1. 2 answers
2. asked by brittany
3. 808 views
"Behind the purdah in India, in the harems of Mohammedanism, behind veils and barred doors and closed sedan chairs, there has
1. 1 answer
2. asked by Victoria
3. 789 views
The bass in Clear Lake have weights that are normally distributed with a mean of 1.9 pounds and a standard deviation of 0.8
1. 1 answer
2. asked by Sara
3. 780 views
Hi! I need some help with making sentences. My assignment:Escribe de las cosas que tú y un amigo hacen o lo que dos otras
1. 4 answers
2. asked by N.Dennis
3. 776 views
Express in scientific notation. Make sure your answer has the same number of significant figures as the starting value.0.01325 =
1. 1 answer
2. asked by isaac clarke
3. 775 views
A pulley system on a pier is used to pull boats towards the pier for docking. Suppose that a boat is being docked and has a rope
1. 1 answer
2. asked by Ryan
3. 772 views
As a part of a unit on weather students recorded the outroor temperature at 8:30 AM what was the difference between the weeks
1. 1 answer
2. asked by Kem
3. 770 views
what is the physics answer to A 25.0 kg mortar shell is launched from level ground at 38.0m/s at 60 Degrees above the
1. 1 answer
2. asked by jackie
3. 765 views
Which two square roots are used to estimate square root 5?A. Square root 1 and square root 2. B. Square root 2 and square root
1. 9 answers
2. asked by Anonymous
3. 762 views
f(x)=4x3−18x2−480x−2is decreasing on what interval? It is increasing on what interval(s) ? The function has a local
1. 1 answer
2. asked by Hailey
3. 762 views
In this sentencePeople have been telling themselves the story of Snow White for centuries. Is themselves reflexive or intensive.
1. 2 answers
2. asked by kelley
3. 757 views
A ball with mass m = 0.210 kg and kinetic energy K1 = 2.97 J collides elastically with a second ball of the same mass that is
1. 0 answers
2. asked by Trouble
3. 755 views
A block of mass m is pushed along a horizontal table by a force f=70 N at an angle 55 degrees with the horizontal. Yhe
1. 0 answers
2. asked by Mike
3. 747 views
Write the formula of the anion present (i.e. anions are charged; do not write compounds) in these unknowns as indicated by these
1. 1 answer
2. asked by Kristian
3. 744 views
The p value is the:a. probability with which a test statistic would occur if the research hypothesis were true. b. probability
1. 2 answers
2. asked by stacy
3. 741 views

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