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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
3 answers
asked by
SS
10,550 views
At the end of "Raymond's Run," Squeaky has a different attitude about running and about her rival, Gretchen. Describe the
22 answers
asked by
jared
6,147 views
Two forces 3N and 4N on a body in directions due North and due East respectively.Calculate their equilibrant.
8 answers
asked by
Ezekiel
6,062 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 answer
asked by
Sarah
5,457 views
write the balanced molecular and net iconic equations for the reaction between aluminium metal and silver nitrate. Identify the
1 answer
asked by
jake
4,692 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
3 answers
asked by
Hailey
3,664 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
9 answers
asked by
Belitt
3,323 views
Which of the following processes uses a galvanic cell?
A. Electroplating silver metal onto a teapot B. Purification of metals
1 answer
asked by
Morgan
3,247 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 answer
asked by
daniel
3,032 views
Find the first 3 common multiples for 6,7,8.
10 answers
asked by
Ana
2,878 views
The number 7.325 rounded off to three significant figures is
7.32 7.30 7.33
3 answers
asked by
isaac clarke
2,805 views
18) Find all numbers c that satisfy the conclusion of the Mean Value Theorem for the following function and interval. Enter the
1 answer
asked by
Hailey
2,727 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
2 answers
asked by
eva
2,667 views
How are a constitutional monarchy and a republic similar? How do they differ?
A: A constitutional monarchy and a republic are
7 answers
asked by
Victoria
2,655 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
3 answers
asked by
Morgan
2,573 views
What does Pankhurst mean when she says a representative government exists for men in Great Britain, while women live under a
4 answers
asked by
Victoria
2,417 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
2 answers
asked by
SkatingDJ
2,403 views
Potatoes - Samples: Assume the weights of Farmer Carl's potatoes are normally distributed with a mean of 8.0 ounces and a
2 answers
asked by
Sara
2,275 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 answer
asked by
Brainiac
2,188 views
Estimate the amount of 1.0m NaOH in ml required to neutralize 5.0g of KHP
2 answers
asked by
Jossy
1,994 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
7 answers
asked by
Morgan
1,970 views
7) Consider the function f(x)=x2e4x.
For this function there are three important intervals: (−∞,A], [A,B], and [B,∞) where
1 answer
asked by
Hailey
1,951 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
3 answers
asked by
James
1,943 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 answer
asked by
gentil
1,860 views
How many aluminum atoms are in 3.78 g\rm g of aluminum?
2 answers
asked by
ANTHONY
1,821 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 answer
asked by
Matt
1,623 views
Which country do you think had a stronger democracy at the end of the nineteenth century, France or England? Why?
A: I think
3 answers
asked by
Victoria
1,563 views
A set of 7 numbers has a mean of 9. What
additional number must be included in this set to create a new set with a mean that is 3
2 answers
asked by
Praveen
1,539 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 answer
asked by
Becky
1,523 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 answer
asked by
Morgan
1,383 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 answer
asked by
sonya
1,383 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
2 answers
asked by
Dan the Man
1,374 views
Workers in several industries were surveyed to determine the proportion of workers who feel their industry is understaffed. In
1 answer
asked by
tia
1,363 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 answer
asked by
mafo
1,362 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 answer
asked by
Steve
1,348 views
Car A uses tires for which the coefficient of static friction is 0.333 on a particular unbanked curve. The maximum speed at
3 answers
asked by
S
1,329 views
Three shrimp boats supply the shrimp wholesalers on Hilton Head with fresh catch. The Annabelle takes 50% of
its catch to
1 answer
asked by
ging
1,290 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 answer
asked by
Anonymous
1,273 views
1. radioactive decay occurs when atoms
A- lose mass B- join with atoms of another element C- break down to form atoms of another
1 answer
asked by
anonymous
1,270 views
Javier scored 30 goals in 15 soccer games. Using the unit rate, how many goals will he score in 20 games?
10 answers
asked by
Amy
1,206 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
3 answers
asked by
Sally
1,205 views
Express in scientific notation. Make sure your answer has the same number of significant figures as the starting value.
(1.8 x
2 answers
asked by
isaac clarke
1,200 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°
2 answers
asked by
Alex
1,184 views
What mass KCl is needed to precipitate AgCl from 15.0 mL of .200 M AgNO3
1 answer
asked by
Skye
1,178 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 answer
asked by
Brainiac
1,177 views
What is the difference between a galvanic cell and an electrolytic cell?
A. A galvanic cell converts reduction reactions into an
1 answer
asked by
Morgan
1,164 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
2 answers
asked by
Marie
1,161 views
When 25.0 ml of 0.500M
HCI is added to 25.0ml of 0.500M KOH in a coffee cup calorimeter at 23.50C, the temperature rises to
1 answer
asked by
newsome
1,160 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
2 answers
asked by
Ryan
1,150 views
Formative Test
Now, let's check how well you can use the expressions you've learned. I will distribute handouts. You have to
1 answer
asked by
rfvv
1,131 views
Assume heights and weights are normally distributed with the given means and standard deviations from the table below.
Strata
2 answers
asked by
Sara
1,126 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?
12 answers
asked by
Amy
1,116 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 answer
asked by
kim
1,096 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 answer
asked by
Morgan
1,095 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
0 answers
asked by
Cookie Monster
1,094 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 answer
asked by
Maria
1,081 views
If the firm’s beginning cash balance for the budget period is $7,000, and this is its desired minimum balance, determine when
0 answers
asked by
kim
1,032 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 answer
asked by
newsome-
1,004 views
3. Which of the following techniques to arouse curiosity would work best with junior high students?
A. Set up a curiosity
2 answers
asked by
Sam
1,003 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
3 answers
asked by
Shay
994 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
2 answers
asked by
Sanz
979 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
0 answers
asked by
Hailey
972 views
We did experiment: Spectrophotometry(Determination of iron with 1,10-Phenanthroline)
It asks me to find the molar absorptivity of
1 answer
asked by
Malik
956 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
8 answers
asked by
Amy
945 views
Suppose a certain species bird has an average weight of grams. Based on previous studies, we can assume that the weights of
2 answers
asked by
Rachel
940 views
Three bullets are fired simultaneously by three guns aimed toward the center of a circle where the bullets mash into a
1 answer
asked by
Anonymous
939 views
Find the probability of winning the lottery
Select the six winning numbers from 1 to 34. (in any order, no repeats) P(winning)= ?
2 answers
asked by
Macy
935 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 answer
asked by
rfvv
930 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
0 answers
asked by
Anonymous
925 views
3. Which of the following was true of the Webster-Ashburton Treaty?
A. It established the southern boundary of Alaska. B. It
9 answers
asked by
Sarah
908 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
0 answers
asked by
Sam
908 views
A long, straight, current-carrying wire runs from north to south. If you know the direction of the current, how can you
0 answers
asked by
melissa
897 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
2 answers
asked by
rfvv
888 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
2 answers
asked by
Duane
884 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 answer
asked by
Feather
877 views
An aqueous solution of ammonium nitrite decomposes when heated to give off nitrogen gas and water. This reaction can be used to
0 answers
asked by
Sean
873 views
Express in scientific notation. Make sure your answer has the same number of significant figures as the starting value.
61,103 =
2 answers
asked by
Harry Potter
869 views
How to prove this question with using a LS=RS-style Proof?
csc^2(x)cos^2(x) = csc^2(x)-1
3 answers
asked by
EKA
857 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
3 answers
asked by
colin
852 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 answer
asked by
Bonni
852 views
8. Under the leadership of Lucretia Mott and Elizabeth Cady Stanton, the high point of the Seneca Falls convention was the
4 answers
asked by
Sarah
847 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
0 answers
asked by
Trouble
847 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 answer
asked by
mstv
840 views
QRST is a trapezoid. If angle S is equal to 23 degrees, what is the measure of angle T
2 answers
asked by
brittany
822 views
Which earlier civilizations practiced direct democracy?
A: The ancient Athens practiced direct democracy.
3 answers
asked by
Victoria
820 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 answer
asked by
Kristian
820 views
"Behind the purdah in India, in the harems of Mohammedanism, behind veils and barred doors and closed sedan chairs, there has
1 answer
asked by
Victoria
795 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 answer
asked by
Sara
792 views
Express in scientific notation. Make sure your answer has the same number of significant figures as the starting value.
0.01325 =
1 answer
asked by
isaac clarke
788 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
4 answers
asked by
N.Dennis
788 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 answer
asked by
Ryan
785 views
f(x)=4x3−18x2−480x−2
is decreasing on what interval? It is increasing on what interval(s) ? The function has a local
1 answer
asked by
Hailey
781 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 answer
asked by
Kem
778 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 answer
asked by
jackie
776 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
9 answers
asked by
Anonymous
773 views
In this sentence
People have been telling themselves the story of Snow White for centuries. Is themselves reflexive or intensive.
2 answers
asked by
kelley
771 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
0 answers
asked by
Trouble
770 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
0 answers
asked by
Mike
760 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 answer
asked by
Kristian
756 views
The p value is the:
a. probability with which a test statistic would occur if the research hypothesis were true. b. probability
2 answers
asked by
stacy
753 views
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