Ask a New Question
Search
Archives
2017
February
Questions Asked on
February 13, 2017
A rock is thrown upward with a velocity of 28 meters per second from the top of a 38 meter high cliff, and it misses the cliff
5 answers
asked by
denise t
6,413 views
Two fire wardens are stationed at locations A and B, which are 50 km apart. Each warden sights the forest fire at C. Given that
4 answers
asked by
Lisa
2,526 views
How did the supreme Court decision in Worcester v. Georgia and the Indian Removal Act lead to the removal and resettlement of
17 answers
asked by
FunnyFlies
6,718 views
John and Kathleen each improved their yards planting rose bushes and shrubs . They bought their supplies from the same store.
2 answers
asked by
Kevin
624 views
How do the people of Bulgaria use art to celebrate the Baba Marta holiday? Describe how the artwork is used and created.
2 answers
asked by
whatever
910 views
The molar heat of solution of ammonia is −30.50 kJ/mol. What happens to the temperature of water when ammonia is added to it?
I
3 answers
asked by
Eric
1,193 views
A collection of coins contains 12 nickels, 3 quarters, and 9 dimes. What is the percent of dimes in the collection?Express your
3 answers
asked by
Firouz
1,252 views
Zach's rope is 15 feet long. He cuts it into three pieces. 1st piece is 3.57 ft longer than the 2nd piece. 3rd piece is 2.97
3 answers
asked by
teresa
1,393 views
four times a number minus 8 is equal to two times the number plus 12
1 answer
asked by
Anonymous
390 views
Amber has a piece of licorie that is 10 feet long. She cuts it into three pieces for her friends. The 1st piece is 4.25 feet
3 answers
asked by
teresa
500 views
8. Arrange the following molecules in the order of increasing polarity.
a. (PH3, HCl, H2O, CCl4) b. (NH3, HF, H2O, HBr)
4 answers
asked by
Sophia
1,870 views
Which of the following salts is water soluble?
AlCl3, Li2SO4, BaC2O4, NaF, NiS, FeBr2, (NH4)2CO3, Zn(NO3)2, Na3PO4, Mg(OH)2,
3 answers
asked by
Erin
768 views
a store is going to mark up the cost that was purchased for $36.28 by 30%. What will the coat cost the costumer?
1 answer
asked by
yatta
334 views
A ball A of mass M collides elastically with another identical ball B at rest .Initially velocity of ball A is u m/s.After
2 answers
asked by
dharmapal
1,343 views
A ball of mass m moving with speed V collides with another ball of mass 2m(e=1/2) in a horizontal smooth fixed circular tube of
2 answers
asked by
dharmapal
557 views
A ball is let fall from a hight h0.There are n collisions with the earth . If the velocity of rebound after n collisions is vn
1 answer
asked by
dharmapal
372 views
Running times for 400 meters are Normally distributed for young men between 18 and 30 years of age with a mean of 93 seconds and
4 answers
asked by
Lisa
3,391 views
Two identical balls A and B are released from the positions .They collide elastically on horizontal position MN. The ratio of
1 answer
asked by
dharmapal
687 views
A cashew and raisin mixture costs $2 per pound. You buy a 4.5,pound mixture of cashews and raisins. If cashews cost $2.50 per
2 answers
asked by
Kevin
552 views
A 14.9g of lead at 92.5C is dropped into a calorimeter with 165g of water at 20.0C. The final temperature of the system is
2 answers
asked by
Nav
585 views
A note played by a musical instrument has a frequency of 130.8 Hz. What would be the length of the pipe if an organ pipe had
1 answer
asked by
Anonymous
476 views
When silver nitrate reacts with barium chloride, silver chloride and barium nitrate are formed. How many grams of silver
3 answers
asked by
china
1,544 views
When swimming in the direction of the current in a river your average speed is 5 mph. When swimming against the current your
2 answers
asked by
Kevin
536 views
Gluon Inc. is considering the purchase of a new high pressure glueball. It can purchase the glueball for $200,000 and sell its
1 answer
asked by
Dakota
1,124 views
You are supposed to mix 250 mL of a 0.1 M solution of Pb(NO3)2 solution. You would need to mix ______ g of Pb(NO3)2 with enough
3 answers
asked by
Kelly
516 views
What volume of 12.1 HCL (aq) is needed to prepare 250.0 mL of 1.00 M HCL (aq).
2 answers
asked by
Eddie
569 views
You toss a rock up vertically at an initial speed of 55 feet per second and release it at an initial height of 6 feet. The rock
3 answers
asked by
Maddie
1,583 views
Where is the vertex of the graph of y equals negative x squared plus 2 x plus 5 located?
(1,5) < it's not this one (1,6) (-1,3)
3 answers
asked by
KIM
443 views
two cars are approaching an intersection one is 3 miles south of the intersection and is moving at a constant speed of 20 miles
4 answers
asked by
Jennifer
2,755 views
How to write |y|-2=0 in standard form?
4 answers
asked by
Mel
1,979 views
What is the value of n such that 2^n=4^4 x 8^8 x 16^16?
4 answers
asked by
John
739 views
A pulley system consists of a 10 inch wheel and another whose radius is unknown. A point on the rim of the wheel of unknown
5 answers
asked by
MB
2,522 views
a force of 372
N is used to move a piano with a maass of 532 kg up a ramp 14 m long. what is the vertical height of the ramp
3 answers
asked by
Rachel
398 views
Katie invested a total of $7,000, part at 2% simple interest, and part at 3% simple interest. At the end of 1 year, the
4 answers
asked by
Mae
4,142 views
The goal of health/safety education is...
2 answers
asked by
Anonymous
537 views
Assume that the mean systolic blood pressure of normal adults is 120 millimeters of mercury (mm Hg) and the standard deviation
3 answers
asked by
Anonymous
1,476 views
What volume of oxygen gas at STP would be needed for the complete combustion of 39.0 grams of octane ?
5 answers
asked by
Ned
3,306 views
1. Calculate the kinetic energy of a 5.2kg object moving at 2.4 m/s
7. Calculate the potential energy of a 5.2kg object
4 answers
asked by
Mary
2,598 views
Complete a Soapstone chart of the Crisis December 23, 1776 by Thomas paine with textual evidence.
7 answers
asked by
Anna
1,431 views
From the top of a Cliff 90metre high, the angle of depression of a boat on the sea is 26.2 degree.calculate how far the boat is
12 answers
asked by
Anonymous
3,941 views
While you are doing heavy work, your heart pumps up to 25.0 L of blood per minute. Your muscles get about 80% by volume of your
3 answers
asked by
Daneila
1,502 views
transformer overheat while taking a shore supply which is the likely cause
4 answers
asked by
dharem
3,317 views
There is a unique parabola that goes through the points P = ( 1, 1), Q = (1, 1), and
R=(5,6) that can be described by y=ax^2
6 answers
asked by
Grace
1,310 views
The diameter and the slant height of a cone are both 24 cm. Find the radius of the largest sphere that can be placed inside the
3 answers
asked by
Riley
1,898 views
v\left(t\right)=5-tv(t)=5−t represents the velocity of an object over the interval [0, 7] in meters per second. What is the
1 answer
asked by
caledh
407 views
v\left(t\right)=5-tv(t)=5−t represents the velocity of an object over the interval [0, 7] in meters per second. What is the
1 answer
asked by
caledh
390 views
Estimate the value of \int^7_4\left(1+x^2\right)\sin x\:dx, make sure that your answer has 3 decimal places.
1 answer
asked by
caledh
470 views
t (seconds) 1 3 4 7
v(t) (meters/second) 20 32 42 52 The table shows the velocity (in meters per second) for an object over the
1 answer
asked by
caledh
519 views
R\left(t\right)=4t^2-3tR(t)=4t2−3t represents the rate of an object over the interval [5, 30]. What is the average rate of the
1 answer
asked by
caledh
340 views
What would be a person target heart rate be if they are 14 years old?
I know it starts like 220-14=206 but then what... Please
1 answer
asked by
kacy
334 views
using the measured value of the extinction coefficient for CV ( extinction coefficient = 87,000 M−1 cm−1 ) calculate the
1 answer
asked by
Jamera
395 views
(a) Make a table of values rounded to two decimal places for the function
f(x) = ex for x = 4, 4.5, 5, 5.5, and 6. Then use the
2 answers
asked by
katy
907 views
Create a piecewise function of the following scenario where D(t) is the total distance walked (in miles) as a function of time t
2 answers
asked by
Janiel
594 views
Consider the amount of gas in your car during a road trip. You start out with 45 gallons and drive for 4 hours, leaving you with
3 answers
asked by
dayna
546 views
suppose you go on a road trip, driving at a constant speed of 75 miles per hour.
create an equation relating distance ,d, in
2 answers
asked by
lilly
597 views
What is the area of a rhombus with:
Side=8 cm Acute angle between one pair of sides=30 degrees Please don't use trigonometry as
4 answers
asked by
Aastha
1,338 views
Iam not able to get this one.sides of a rectangular plot of land are measured correct to nearest metre.measurement s given as
2 answers
asked by
Nthabeleng
894 views
Show that the mid point of line joining points (-5,12) and (-1,-12) is a point of trisection of the line joining the points
4 answers
asked by
Anonymous
1,877 views
AB is a line segment and M is its mid point. Semicircle are drawn with AM,MB and AB as diameters on the same side of line AB. A
2 answers
asked by
Anonymous
519 views
Mr. Letterman has an unlimited amount of 5-cent stamps and 7-cent stamps. What is the largest amount of postage that he cannot
1 answer
asked by
Shanee
348 views
which compound shows small change in solubility from 0°C to 100°C?
1 answer
asked by
Rayan
529 views
Volunteer Spotlight: Jane Birch
Meet Jane Birch: Having always been described as the “Merry-Little-Helper”, Jane simply loves
9 answers
asked by
deyond ng
705 views
The table shows the results of drawing one marble from a bag of colored marbles. Each marble was replaced after the outcome was
2 answers
asked by
joelsttn
744 views
Simplify the cubed root of 432x to the 12th power
1 answer
asked by
Lanetta
360 views
Quote: We seek no conquest. All we ask is to be let alone." - Jefferson Davis
According to this quote, which statement best
7 answers
asked by
Not cheating
2,572 views
A point on the rim of a wheel of unknown radius in a pulley system has a velocity of 16 in/min. The wheel is making 4 rpm. If
4 answers
asked by
MB
1,412 views
Find the sum of the first eight terms of a linear sequence whose first term is 6 and whose last term is 46
7 answers
asked by
Israel
3,691 views
can anybody understand mr about E commerce ??
1 answer
asked by
Raghav
332 views
Not only is the race special because it takes place on a special day, but it also has a rich, over three-decade tradition. While
9 answers
asked by
JT
2,454 views
calculate angular momentum and rotational kinetic energy of earth about its own axis
1 answer
asked by
Anonymous
541 views
How do you know if a radical expression is in simplest form?
4 answers
asked by
Olivia N J
1,016 views
A ball is thrown into the air with an upward velocity of 26 feet per
second. Its height, h, in feet after t seconds is given by
4 answers
asked by
Wes
1,405 views
What is an equation for the line with slope 2/3 and y-intercept 9?
A. Y=2/3x B. y=9x C. Y=2/3x+9 D. y= 9x+2/3 Q2. Suppose Y
3 answers
asked by
Please Help
781 views
Which of the following citations in a works cited page uses proper MLA style?
A.Paul Smith. The Night on the River. New
5 answers
asked by
whatever
707 views
Why would new citizens need to know about the Dust Bowl of the 1930s? I have lots of info for my paper. I just need to know why
3 answers
asked by
Marylyn
470 views
Differentiate each
1. Y= 1/x + 3/x^2 + 2/x^3 2. Y= x^5(1+ x)^5 3. Y= 4-x^2 / 2x+3 Can someone help me I'm lost
1 answer
asked by
Elizabeth
302 views
using the measured value of the extinction coefficient for CV ( extinction coefficient = 87,000 M−1 cm−1 ) calculate the
1 answer
asked by
Jamera
415 views
When the temperature of a thin silver [α = 19 × 10-6 (C°)-1] rod is increased, the length of the rod increases by 3.6 × 10-3
2 answers
asked by
Micah
789 views
Satellite images help meteorologists in all the following ways except:
a) monitoring changes in the strength of storms b)
5 answers
asked by
HiHi12345Kate
560 views
Can someone please help me understand box-and-whisker plots? I get really confused on what each thing is and how to plot it.
2 answers
asked by
Anonymous
565 views
a body moving with an inertia velocity of 30m/s accelerate uniformly at a rate of 10m/s until it attends a velocity of
10 answers
asked by
god'scare victor
2,203 views
Trimix 10/50 is a gas mixture that contains 10% oxygen and 50% helium, ant the rest is nitrogen. If a tank of Trimix 10/50 has a
3 answers
asked by
kathy
1,898 views
5 demographic structures of south Africa and their roles
4 answers
asked by
mpho
769 views
a gumball machine contains orange yellow and purple gumballs the probability of getting an orange gumball is 3/4 the probability
4 answers
asked by
sky
4,082 views
What changes would a cold front bring to a warm, dry area?
A)extended period of rain B)several gray skies C)dry and asunny skies
3 answers
asked by
JT
723 views
write a ratio and percent for the shaded area.
total of 20 squares 6 shaded squares A. 6/25 30% B. 3/50 6% C.6/25 24% D.3/10 30%
2 answers
asked by
kenzie
968 views
Which of the following was the first major battle of the civil war
1 answer
asked by
Maddie
452 views
A car moves in a straight line with constant acceleration. Starting from rest at t=0 it travels 8.0 m in 4.0 s. What is the
2 answers
asked by
Anonymous
573 views
a 5.4 kg ball slides along a friction-less, horizontal surface at 6.2 m/s. The ball then encounters a ramp which slopes upward.
2 answers
asked by
andrea
516 views
Which of the following is not a type of fat?
A.bi fat B.trans fat C.saturated fat D.unsaturated fat
4 answers
asked by
Kailyn
1,065 views
-2(-x-5)+1=5
4 answers
asked by
Tim
457 views
Joe was driving at a rate of 60 mph. As he approached a curve in the road, his speed was 51 mph. What was the % change in Joe's
1 answer
asked by
Shirley
437 views
2(2x-7)-16=3(-x-7)-11
3 answers
asked by
Tim
375 views
if the union member is able to invest their $12,000 is a fund that pays 1.8% compounded continuously, in how many years will the
1 answer
asked by
DJ
330 views
3(x+4)-5= n is 9
1 answer
asked by
olga
242 views
What is the most precise classification of the quadrilateral formed by connecting the midpoints of the sides of the isosceles
4 answers
asked by
Denise
1,935 views
A vector has the components Ax=−37m and Ay=44m.
Part A What is the magnitude of this vector? Express your answer to two
4 answers
asked by
sintia
6,266 views
1. Read the following passage from "The Women's Baths."
"I have never known my grandmother to be so generous and open-handed as
7 answers
asked by
GummyBears18
23,743 views
A skydiver jumps from an airplane at an altitude of 2,500 ft. He falls under the force of gravity until he opens his parachute
3 answers
asked by
Anonymous
1,207 views
Vector A⃗ points in the negative x direction and has a magnitude of 22 units. The vector B⃗ points in the positive y
4 answers
asked by
sintia
4,287 views
Back to February 2017