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Katelyn
Questions (135)
Interpret the political cartoon below. How does it depict Abraham Lincoln's efforts during the Civil War? (Political Cartoon:
1 answer
469 views
1/R = 1/R1 + 1/R2 Solve for R
1 answer
336 views
Between
11 11 P.M. and 8: 45 8:45 A.M., the water level in a swimming pool decreased by StartFraction 13 Over 16 EndFraction
1 answer
1,270 views
Multiple Choice
What is the simplified form of 3 a superscript 4 baseline b superscript negative 2 baseline c superscript 3
33 answers
5,252 views
In a paragraph, analyze how the American Revolution worsened the economic condition for many citizens. Consider the people who
4 answers
2,942 views
Two circles have circumferences of pi and 3 pi. What is the ratio of the area of the circles? The diameters? The radii?
1 answer
733 views
A male African elephant weighs 7 Tons. If a male African lion at the local zoo weighs 40 of the weight of the male African
2 answers
690 views
The measure of (Angle)D is 5 times the measure of (Angle)E. The two angles are supplementary. Find the measure of each angle.
My
1 answer
1,075 views
The measure of (Angle) A is 4 degrees greater than the measure of (Angle) B. The two angles are complementary. Find the measure
6 answers
3,259 views
The school photography club charges $10 for each photo in its
annual pet photo contest. The club wants to save $75 of its
12 answers
7,265 views
Amy has some money in her checking account. If she writes a check for $40.50, her checking account will be overdrawn by $21.50.
2 answers
935 views
Andy and Sylvie each incorrectly simplified the expression -3 - 4(2x - 3). Andy wrote -14x + 21 and Sylvie wrote -8 - 6. Explain
3 answers
1,858 views
Scores on the GRE are normally distributed with a mean of 541 and a standard deviation of 89. Use the 68-95-99.7 rule to find
1 answer
610 views
Scores on the GRE (Graduate Record Examination) are normally distributed with a mean of 554 and a standard deviation of
3 answers
730 views
Open ended question examples?
1 answer
615 views
What does an open ended question look like?
1 answer
518 views
The scores on the GRE are normally distributed with a mean of 541 and a standard deviation of 89. Use the 68-95-99.7 rule to
1 answer
557 views
Do you think the U.S. and other nations should have joined the League of Nations with no restrictions to its obligations under
3 answers
598 views
2. A ham sandwich consists of one slice of ham (7grams) and two slices of bread (25 grams each). You have 1kg of ham and 1kg of
1 answer
804 views
1.Given that 1g of hydrogen combines completely with 8g of oxygen to form water, how much water can you make with 9g of hydrogen
1 answer
1,583 views
A wheel accelerates from rest to 59 rad/s at a rate of 58 rad/s^2 What is the angular displacement of the wheel???
A) 24 rad B)
0 answers
1,293 views
You exert a force of 26 N on the head of a thumbtack. the head of the thumbtack has a radius of 7 mm.? What is the pressure on
0 answers
781 views
Three liters of nitrogen combine with 9 L of hydrogen to form 6 L of ammonia. If the molecules of nitrogen and hydrogen have two
1 answer
678 views
An ideal gas has the following initial conditions: Vi = 490 cm3, Pi = 5 atm, and Ti = 100°C. What is its final temperature if
1 answer
663 views
Three liters of nitrogen combine with 9 L of hydrogen to form 6 L of ammonia. If the molecules of nitrogen and hydrogen have two
0 answers
712 views
A cube of ice, 28 cm on each side, is melted into a measuring cup. What is the volume of the liquid water?
------cm3
1 answer
1,183 views
A solid ball with a volume of 0.1 m3 is made of a material with a density of 2800 kg/m3. What is the mass of the ball?
-----kg
1 answer
641 views
An ideal gas has the following initial conditions: Vi = 490 cm3, Pi = 5 atm, and Ti = 100°C. What is its final temperature if
0 answers
805 views
A 3 kg block (block A) is released from rest at the top of a 20 m long frictionless ramp that is 5 m high. At the same time, an
2 answers
3,482 views
A 1200 kg car traveling north at 14 m/s is rear ended by a 2000 kg truck traveling at 25 m/s. If the truck and car lock bumpers
1 answer
2,135 views
An ideal gas has the following initial conditions: Vi = 490 cm3, Pi = 5 atm, and Ti = 100°C. What is its final temperature if
1 answer
578 views
The pressure in each of your car tires is 2.10 105 Pa. The mass of your car is 1550 kg. Assuming that each of your tires bears
0 answers
498 views
If the rotational speed of a CD changes from 550 rpm to 200 rpm as it plays 30 minutes of music, what is the CD's average
1 answer
2,689 views
If a hair dryer is rated at 900 W, how much energy does it require in 5 minutes?
1 answer
1,550 views
3 kg block (block A) is released from rest at the top of a 20 m long frictionless ramp that is 5 m high. At the same time, an
1 answer
1,300 views
The principal quantum number (n):
A) specifies the subshell of the orbital. B) specifies the principal shell of the orbital. C)
2 answers
2,341 views
What is the maximum mass, in grams, of NH3 that can be produced by the reaction of 1.0 g of N2 and 1.0 g of H2 using the
4 answers
26,629 views
What is the maximum mass, in grams, of NH3 that can be produced by the reaction of 1.0 g of N2 and 1.0 g of H2 using the
1 answer
665 views
Two identical boxcars (m = 14866 kg) are traveling along the same track but in opposite directions. Both boxcars have a speed of
3 answers
2,424 views
Two identical boxcars (m = 14866 kg) are traveling along the same track but in opposite directions. Both boxcars have a speed of
0 answers
610 views
If the momentum of one object changes in a system that is subject to no net external force, what else must happen?
1) Collisions
1 answer
1,311 views
A rectangle is 2.8 meters wide and 3.5 meters long. What is the area?
4 answers
1,471 views
What is the acceleration due to gravity at a distance of one Earth radius above the Earth's surface
1 answer
748 views
Classify the following reactions as precipitation reactions, oxidation-reduction reactions, or acid-base reactions.
1)2NaCl(aq)+K
2 answers
8,487 views
What happens to centripetal force when speed decreases, in the special case that the object continues moving in a circle of the
1 answer
820 views
An ice cream shop offers 5 different flavors of ice cream and 9 different toppings. How many choices are possible for a single
6 answers
3,670 views
Find the equation in standard form for the hyperbola that satisfies the given conditions: transverse axis endpoints (-2,-2) and
0 answers
839 views
Find the equation in standard form for the hyperbola that satisfies the given conditions: transverse axis has endpoints (5,3)
1 answer
1,767 views
PLEASE GIVE ME YOUR REFLECTION ON THIS ARTICLE!!!!
THANK YOU!!!! Nations agree to protect the high seas from overfishing
4 answers
499 views
What reason was given by the federalists to support the constitution?
Is it that the united states needed a strong government to
3 answers
1,825 views
Can you please summarize what the "Colombian Exchange" is?
6 answers
656 views
an airplane flies sue west at 185 km/h with respect to the air. there is a wind blowing at 85 km/h to the northeast relative to
0 answers
771 views
If you lift a 15 °C unsaturated air bubble from the surface to 1 km height, what would be its final air
temperature?
2 answers
774 views
If you lift a 15 °C air bubble from the surface to 1 km height and the environmental temperature at
1 km is 10 °C, what
0 answers
813 views
"Was that (she, her) on the patio?"
I think her?
2 answers
370 views
A 45.0 g ball of copper has a net charge of 2.3 µC. What fraction of the copper's electrons have been removed? (Each copper
0 answers
854 views
Underline the appositive in each sentence. Circle the noun it describes.
3.Genes, sections of DNA, govern all of life's
5 answers
1,421 views
4X^2+4y^2-8X-20y+13=0
1 answer
497 views
Brandy plans to frame a picture with a sheet of construction paper. Her picture is 8 inches wide and 13 inches long. She wants
3 answers
1,062 views
While getting dressed for school early one morning, the light in Toni's bedroom burned out. Toni knew he had plenty of clean
1 answer
556 views
you have a job assembling tables and chairs. you are paid $30 for each chair and $70 for each table. last week you assembled a
1 answer
476 views
a $6000 principal earns 8% interest compounded semi annually after 35 years what is the balance
3 answers
2,479 views
Please show me how to solve 32 yd/min = __ in./s
1 answer
441 views
Solve using substitution.
y = x – 2 x + y = 10 7x + 2y = - 8 8y = 4x Solve using elimination. 2x + 3y = 12 2x – y = 4 5x –
4 answers
2,410 views
A state survey investigates whether the proportion of 8% for employees who commute by car to work is higher than it was five
0 answers
1,366 views
When consumers apply for credit, their credit is rated using the FICO score. A bank manager used a random sample of the credit
0 answers
635 views
A scientist in Smallville tested the cholesterol of a random sample of 35 town residents. He constructed the following
1 answer
593 views
Politicians are interested in knowing the opinions of their constituents on important issues. One administrative assistant to a
0 answers
569 views
A skeptical paranormal researcher claims that the proportion of Americans that have seen a UFO is less than 5%.
the type of
1 answer
645 views
Politicians are interested in knowing the opinions of their constituents on important issues. One administrative assistant to a
0 answers
597 views
Politicians are interested in knowing the opinions of their constituents on important issues. One administrative assistant to a
0 answers
528 views
Hi, I'm doing a chem lab of the Percent Composition of Potassium Chlorate-A Gas Law Experiment and we need to calculate the
3 answers
2,411 views
A new medication has been created to treat osteo-arthritis inflammation and pain. Doctors prescribing the drug claim that the
0 answers
682 views
Randomly selected cans of Coke are measured for the amount of cola in ounces. The sample values listed below have a mean of
1 answer
724 views
Politicians are interested in knowing the opinions of their constituents on important issues. One administrative assistant to a
1 answer
1,040 views
Solving equations simultaneously:
.7*x+.30*y=33.1 (x*y)/(.7*y+.30*x) = 3.66 I get stuck after I get 51.972=45.2y-.42y^2 I know
1 answer
378 views
Solving equations simultaneously:
.7*x+.30*y=33.1 (x*y)/(.7*y+.30*x) = 3.66 I get stuck after I get 51.972=45.2y-.42y^2 I know
0 answers
478 views
Verify that each trigometric equation is an identity.
1/1-sinx + 1/1+sinx = 2 sec^2x
1 answer
539 views
Find the pH:
1) A 0.001M solution of HCl 2) A 7.98 x 10^-2 M solution of HNO3 3) 1098L of a solution containing 8.543moles of HBr
1 answer
870 views
A pulley with a diameter of 24 inches is driven by a belt which is moving 1045 ft/min. How many revolutions per minute are made
1 answer
2,454 views
A car wheel has a 13-inch radius. Through what angle does the wheel turn when the car rolls forward 4 ft?
1 answer
1,145 views
A bicycle with a 26-inch wheel(diameter) travels a distance of 700 feet. How many revolutions does the wheel make?
1 answer
755 views
A pendulum of length 17.6 inches swing 1 degree and 5 minutes to each side of its vertical posisition. To the nearest hundreth
1 answer
903 views
Two wheels are rotating in such a way that the rotation of the smaller wheel causes the larger wheel to rotate. The radius of
1 answer
1,970 views
A sensor light can detect motion for a distance of 70ft. with a range of motion of 189 degrees. Over what area will the sensor
2 answers
563 views
A pendulum swings through an angle of 14 degrees each second. If the pendulum is 17cm in length and the complete swing from
0 answers
1,225 views
simplify 9to 6th power times 3 to the 7th power all over 9 to the 8th power times 3 to the 6th power
1 answer
709 views
Calculate delta H fro the following equation:
H20(l, 50.0 C) yields H20(s, -10.0 C)
1 answer
1,096 views
The solubility of sodium nitrate is 32 grams in 50.0 grams of water at 60 degrees C. If 60 grams of potassium nitrate are mixed
1 answer
756 views
The solubility of sodium nitrate is 32 grams in 50.0 grams of water at 60 degrees C. If 60 grams of potassium nitrate are mixed
2 answers
676 views
Pharmacy technician:
1) Required skills: a) job specific skills b) Transferable skills 2) Male to female Ratio
9 answers
738 views
I have to writeabout the work setting and work environment of a pharmacy technician...
I am allowed to copy and paste from a
9 answers
1,160 views
I have been given a cooperative education placement and career research assignment... Basically I have to do research of my
9 answers
1,540 views
A $15,000 debt is to be amortized in 12 equal semiannual payments at 5.5% interest per half-year on the unpaid balance.
2 answers
3,852 views
An object with a mass of 5000kg is 6.5m away from an object with the mass of 2000kg. What is the force exerted on the smaller
0 answers
1,054 views
during a sale at the local department store, you buy three sweatshirts and two pairs of sweatpants for $85.50. later you return
3 answers
5,189 views
Which of the following firms caould raise prices and expect an increase in revenues?
A)a firm product has an elasticity of 1 B)a
1 answer
923 views
How do you write 2 1/4 as a percent?
1 answer
355 views
Jane and John, with masses of 50 kg and 60 kg, respectively, stand on a frictionless surfact 10 m apart. John pulls on a rope
2 answers
2,295 views
3NO2 + H2O = 2HNO3 + NO
How many grams of nitrogen dioxide are required to produce 5.89 x 10 to the 3rd power kg HNO3 in excess
1 answer
2,778 views
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