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Maddie
Questions (378)
determine whether the number sentence is true. In each case explain how you could answer without calculating. Check your answers
1 answer
971 views
A 1.0 mL sample of seawater is determined to contain 9.0×10-14 moles of dissolved gold.
How many atoms of gold are in that
1 answer
2,241 views
Give the formula and charge of the oxoanion ONLY in each of the following compounds.
potassium sulfite sodium perchlorate lithium
1 answer
3,381 views
If the demand is x(p)=40(p-15^2) with p being the price and x being hte demand, what would the elasticity of demand equation be?
1 answer
395 views
How do I find the derivative of e^y -y=x^2 -2?
Do I use chain rule with -d/dy or -d/dx or dy/dx? And then how do I find the slope
1 answer
390 views
How many units should this company sell to maximize their revenue if the revenue function was -(x^2/100)+50x using derivatives?
1 answer
784 views
How much effort force would you have to use to lift a 800 newton load using a pulley system with a mechanical advantage of 4?
1 answer
686 views
Solve and graph the following inequality: -m/5+8>10
1 answer
374 views
Which of the following is NOT a characteristic of an animal?
Have eukaryotic cells digest their food make their own food*******
1 answer
634 views
The basic activities of life occur in the _______
nucleus DNA mitochondria cell****
4 answers
1,399 views
In constructing a box-and-whisker plot for the data set below, at which values would you draw the left and right sides of the
2 answers
2,824 views
What is the upper quartile of the data set below
25, 8, 10, 35, 5, 45, 40, 30, 20 A. 5 B. 8 C. 9 D. 10
18 answers
3,874 views
Sarah can afford $255 per month for 6 years on a car payment, what is the price of a car that she can afford at this time?
Assume
1 answer
1,104 views
Allan buys a used car for his daughter by paying a 20% deposit and $275 per month for 4 years. If the car has a cash price of
2 answers
569 views
Which of the following was the first major battle of the civil war
1 answer
475 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
1 answer
1,619 views
If .00840 mol is the answer to this question (Suppose that 16.41 mL of 0.0512 M NaOH were required to titrate a sample of
7 answers
893 views
If two fair dice are rolled, what is the probability that a total showing is either even or less than eight?
How would I solve
0 answers
727 views
The odds in favor of Carl beating his friend in a round of golf are 7 : 4. Find the probability that Carl will lose.
would the
3 answers
5,335 views
If two fair dice are rolled, what is the probability that a total showing is either even or less than eight?
How would I solve
1 answer
2,145 views
These are Thermodynamics questions:
There is a 7 kg piece of aluminum at 80°C placed in a 3 kg water at 20°C what is the final
0 answers
490 views
How are women increasingly impacting politics in America because of the 19th amendment?
1 answer
486 views
Convert equation from quadratic form to vertex form, y= a(x-h)^2 +k, by completing the square.
y= -.25x^2+5.5x-5.25
1 answer
1,717 views
Use the quadratic formula to find the roots
Y= -.25x^2 + 5.5x- 5.25
1 answer
391 views
If you had 73 and you divided it by 5 what is your answer??
Answer:14.6
1 answer
302 views
Plz HELP me !!!!! I need to know a acrostic poem about safety plz help me it is due tomorrow
1 answer
598 views
A 4.0-kg block slides down an inclined plane that makes an angle of 25° with the horizontal. Starting from rest, the block
1 answer
1,199 views
1st question:
Which events are not independent? You toss three coins and get one head and one tail. You choose three different
2 answers
1,099 views
What are the political, economic, and social reasons why the stamp act was not not fair to the colonist?
4 answers
542 views
A block of mass m=25 kg is hung by a massless rope of length L=1.90 m from the ceiling of an elevator. The elevator has a
1 answer
637 views
What happened when 1000 baseballs fell from an airplane?
4 answers
2,045 views
If colonial boundaries have produced a large number of problems for African countries, could the contient's people revert to the
1 answer
600 views
Your computer supply store sells two types of laser printers. The first type, A, has a cost of $86 and you make a $45 profit on
1 answer
674 views
Your computer supply store sells two types of laser printers. The first type, A, has a cost of $86 and you make a $45 profit on
2 answers
684 views
I'm not sure how to do or show the work for these two questions. A) & B.)!! please anyone help:
A.) Suppose a chemical reaction
1 answer
690 views
1. Van't Hoff factors depend on the concentrations of the dissolved solute species. Why would a dilute solution have a Van't
1 answer
2,456 views
The given angle is in standard position. Determine the quadrant in which the angle lies. -25°
A. Quadrant III B. Quadrant II C.
1 answer
2,006 views
140% of what is 35? How do I solve it?
1 answer
369 views
A car traveling at 72 km/hr hits a tree. the driver, who has a mass of 55.0 kg comes to a rest 0.10s after the impact.
What is
3 answers
675 views
what are examples of distributive, retributive, and communative justice?
2 answers
442 views
Explain why the graph of g(x) = 1/x has a horizontal asymptote. What is the equation of this asymptote? Will all reciprocal
1 answer
486 views
anna made 400 quarts of lemonade. she poured the lemonade into the containers. each container holds 4/7 of a quart. how many
4 answers
2,495 views
Maria starts walking at 8:00 at 4 miles per hour. Nichole starts walking at 8:12. At what constant rate of speed will Nicole
1 answer
502 views
You push down on a book of inertia m resting on a table with a force directed at an angle θ away from vertical. The coefficient
2 answers
2,772 views
Q: A ship leaves the port of LA and travels 120 miles on a bearing of S47ºW and then 110 miles on a bearing of N80ºW. Find the
1 answer
670 views
1. Use the following balanced net ionic equation to determine the volume of 6.0 M HNO3 needed to react completely with 5.00 g of
1 answer
745 views
The ratio of the number of men to the number of women to the number of children in a theater is 3:5:2 there are 69 men in
3 answers
1,389 views
What is 12 1/9+10 2/3? I need help please!;]
1 answer
297 views
Math
angle 1 is complementary to angle 2. angle 2 is supplementary to angle 3 equal to 126 degrees. find measure angle one
5 answers
1,866 views
A 41 kg child sits in a swing supported by two chains, each 1.4 m long.
If the tension in each chain at the lowest point is 261
0 answers
822 views
Find two consecutive odd integers such that the sum of four times the larger and twice the smaller is 194.
Help Thank you!
1 answer
972 views
Find two consecutive odd integers such that the sum of four times the larger and twice the smaller is 194.
Please help! Thank
0 answers
456 views
Mrs. Cress's table measures 5 ft wide and 8 ft long. She wants to cover the table with 3 in square tiles. How many tiles will
2 answers
536 views
Are 1.6 square meters & 16 tenths square meters the same?
3 answers
662 views
you throw a ball straight upward into the air with a velocity of 20.0 m/s, and you catch the ball some time later.
a) how long is
2 answers
2,847 views
Water is flowing at the rate of 50 m^3/min from a conical reservoir (vertex down) of base radius 45 meters and height 6 meters.
1 answer
1,606 views
A box with a square base and no top is to have a volume of 32 ft3. What dimensions use the least amount of material (in other
2 answers
3,639 views
the areas of the rectangular faces are: 90, 54, and 60. What is the volume of the box?
1 answer
564 views
a rectangle has an area of 48 square yards. For what whole number values of length and width will the rectang,e have the
2 answers
894 views
for what whole number values of length and width will the rectangle have an area of 60 square yards and a perimeter of 38 yards?
2 answers
744 views
A very large firecracker explodes in the hallway into 3 fragments. Physics students rush to the scene to enrich their knowledge
0 answers
594 views
He drops a ninja ball device from a height of 10.0m. The mass of the enter device is 190g and the mass of the top (smallest)
0 answers
553 views
Take a four digit number (abcd) and repeat it to make an eight digit number (abcdabcd). This eight-digit number always has at
1 answer
746 views
On Tuesday, Leslie spent 47 minutes on math homework, 39 minutes on science homework, 52 minutes on English homework, and 44
4 answers
2,959 views
Suppose the aliens watching the show are on the surface of Mars.
Mass of Mars: 6.42 x 10^23 kg Radius of Mars: 3.394 x 10^6 m
0 answers
682 views
A 3-foot diameter wheel travels at a rate of 45 feet per second. How many seconds does it take for the wheel to make 100 turns?
1 answer
480 views
A wheel turns at a rate of 12 turns every 5 seconds. If the wheel travels at a speed of 225 inches per second, what is the
1 answer
507 views
Among the population of criminal justice students, the average score on the final exam was 74, with a standard deviation of
1 answer
519 views
Confucius believed that society would do well if everyone always did his or her...
A. duty*** B. prayers C. jobs D. best I think
3 answers
2,611 views
A basketball player makes 80% of her free throws. Recently during a very close game, she shot 5 free throws near the end of the
0 answers
1,215 views
I'm writing a research paper and i need help finding out what these me on a website.
• Timeliness: • Objectivity: • Writing
1 answer
480 views
1. What is the range of the ages shown in the stem-and-leaf plot?
3|0,2 4|1,4,4,5 5|3,5,8,9 6|2,2,2,5,6,8 7|5,5,6 A. 4 B. 6--- My
7 answers
2,349 views
How to perform a pH Titration of 25 ml of 50 mM Phosphoric acid from pH 1 to pH 13 with 1 N NaOH (including standardizing the
1 answer
360 views
Dr. Martin Luther King spoke at the funeral of three of the little girls killed in the Birmingham bombing. In his eulogy, he
6 answers
994 views
The civil rights movement consisted of many events, such as freedom rides and sit-ins. Some of the events, such as fires and
3 answers
1,309 views
A boat crosses a river of width 115 m in which
the current has a uniform speed of 1.84 m/s. The pilot maintains a bearing (i.e.,
1 answer
1,049 views
Calculate the force of gravity on a 16 kg mass at Earth's surface. The mass of Earth is 6. 1024 kg, and its radius is 6.4 106 m.
1 answer
1,233 views
A 78 g basketball is launched at an angle of 45.4◦ and a distance of 10.1 m from the basketball goal. The ball is released at
1 answer
3,491 views
why do you think lawyers in the land claims trials refer to the royal proclamation of 1763 more than 200 years after it was
1 answer
540 views
A billiard ball of mass m = 0.250 kg hits the cushion of a billiard table at an angle of θ1 = 58.8° and a speed of v1 = 28.4
1 answer
3,659 views
A rocket blasts off from rest and attains a speed of 58.9 m/s in 14.4 s. An astronaut has a mass of 57.5 kg. What is the
1 answer
511 views
The number of freshmen entering college in a certain year is 621. What type of data is 621?
A. Discrete data B. categorical data
1 answer
1,290 views
The KC for the reaction
I2 --> 2I is 3.8 x 10 ^ -5 at 727 degrees C. Calculate Kc and Kp for the equilibrium of 2I -> I2 at the
3 answers
1,367 views
Using these numbers, 2 4/9, 2 5/9, 2 6/9, 2 8/9,
3, 3 1/9, 3 3/9, 3 4/9 & 3 5/9. Build a square where the sum of every
2 answers
464 views
A debate team of 4 is to be chosen from a class of 29 where the order in which the members of the team are chosen does not
1 answer
1,395 views
What is the simple subject in this sentence?
These homes are built up from the bottom of the pond. a. these b. homes c. pond
4 answers
470 views
I have 10 dozen potatoes which must be equally divided into 20 bags. How many potatoes will be in each bag?
1 answer
606 views
an airplane is flying a compass of 340 degrees at 325 mph. A wind is blowing with the bearing 300 degrees at 30 mph. Find the
2 answers
1,404 views
Why couldn't the chicken find her egg?
4 answers
2,609 views
My numerator is 6 less than my denominator.
I am equivalent to 3/4
1 answer
363 views
My numerator is a prime number.
The GCF of my numerator and denominator is 2. I am equivalent to 1/5.
2 answers
629 views
My numerator is divisible by 3.
My denominator is divisible by 5. My denominator is 4 less than twice my numerator. plz help very
2 answers
778 views
How do I find a fraction equivalent to 3/4 with a numerator that is 6 less than my denominator.
1 answer
521 views
Please explain, in simple English, why is milk a colloid?
4 answers
899 views
Vector V1 is 6N along the negative axis. Vector V2 is 4.5 N and point 45 degrees north of the x axis. Find the x and y
1 answer
449 views
A 2 g bullet flying at 390 m/s hits a 2.7 kg aluminum block at room temperature and embeds itself in the aluminum. After
0 answers
451 views
A 1700 kg car moving south at 19.5 m/s collides with a 2050 kg car moving north. The cars stick together and move as a unit
1 answer
501 views
Imagine that if you drop an apple from a certain height, its final speed is 20 m/s when it reaches the ground. If you throw the
1 answer
411 views
A spring has an unstretched length of 9.8 cm. The potential energy stored in the spring is V when the spring is streched to a
1 answer
454 views
Determine whether Rolle's Theorem can be applied to f on the closed interval [a,b]. If Rolle's Theorem can be applied, find all
1 answer
1,070 views
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