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christina
Questions (283)
What does the word "remarkable" mean in this passage? How does the author's use of the word contribute to their overall
0 answers
637 views
When the plane lands, please stay in your seats. independent or dependent?
2 answers
345 views
What are some practical techniques for measuring the effectiveness of different sources of information in academic research and
0 answers
428 views
Is Gatsby an innocent victim, a foolish dreamer, or a guilty impostor? Use details from the novel to support your response.
1 answer
562 views
For the endothermic physical change of water (liquid) into water vapor (gas), describe the entropy change, the enthalpy change,
1 answer
460 views
Consider the following reaction. CaO (s) + H2O (l) Ca(OH)2 (s) + 65.2 kJ
If you start with a container holding a mixture of
1 answer
1,692 views
you create the data create a set of seven numbers (repeats allowed) that have the five numbers summary. minimum =4 Q1=8 M=12
1 answer
2,189 views
Express 37 1/2% as a fraction in its lowest terms.
1 answer
1,235 views
Maude uses 3/4 of her allowance to get a massage for 3/5 of an hour. What fraxction of her allowance would she need to get a
2 answers
1,763 views
find g^4(x) and the domain and range of g(x) and g^4(x)
1. g(x) = 9 - x^2, x< 0 2. g(x) = (x - 1)^2 +1, x<1
1 answer
425 views
solve the following equation x^2+16=0
1 answer
413 views
if a rock had a mass of 9.00g, what is the density of the rock?
1 answer
388 views
Find the limit. Use l'Hospital's Rule if appropriate. If there is a more elementary method, consider using it.
lim x→∞ {(5x
2 answers
3,743 views
Find the limit. Use l'Hospital's Rule if appropriate. If there is a more elementary method, consider using it.
lim x→0 (e^x −
2 answers
1,624 views
Find dy/dx by implicit differentiation.
arctan(2x^2y)=x+4xy^2
1 answer
2,035 views
Find
y'and y''. y=x^1/2 ln(x)
1 answer
362 views
Calculate (a) interest and maturity value, (b) discount period, (c) bank discount, and (d) proceeds. Assume ordinary interest.
1 answer
1,230 views
A compound contains 74,27%C;7,79%H;12,99%N. Determine the empirical formula. C=12;H=1;N=14;0=16.
1 answer
437 views
Calculate the percentage composition of sulphuric acid if the atomic masses are H=1u, S=32u and 0=16u
2 answers
1,454 views
A body calling from rest has a velocity of 25m/s at given instant. Calculate
1 the distance the body has fallen 2 the time taken
1 answer
471 views
A body falls from a position of rest at the top of a tall building and attains a velocity of 63.7m/s just before striking the
1 answer
529 views
Calculate the velocity of a stone7 seconds after falling from rest of the edge of a high cliff
1 answer
403 views
Can the value of equilibrant be equal to zero? If yes, why?
2 answers
581 views
Suppose that the microwave radiation has a wavelength of 12 cm . How many photons are required to heat 255 mL of coffee from
0 answers
973 views
a bag contains three labelled A,R,C and a box contains 4 cards 1,2,3,5. if cards are picked from the bag and from the box, find
1 answer
481 views
how much flour will be needed to make 3 pies if using 1 3/4 cups of flour? i need two ways of solving this question please
1 answer
477 views
a baby pushes a toy across the floor with a force of 5 newtons
inertia balanced force unbalanced force velocity
1 answer
561 views
What are examples of human adaptation to the environment?
2 answers
964 views
You deposit $3000 in an account earning 7% interest compounded continuously. The amount of money in the account after years is
3 answers
4,769 views
A swimming pool measures 10m by 7m by 2m calculate the full force exerted by the water against the bottom. What is the pressure
1 answer
1,172 views
Bill kicks a rock off the top of his apt building it strikes a window across the street 18m away the acceleration of gravity is
1 answer
490 views
if 0.969 g of CaCl2 is mixed with 1.111 g of KlO3 how many grams of solid Ca(IO3)2 can theoretically be made?
CaCl2(aq) +
1 answer
1,313 views
If the sun is aplroximantely 1.5×10^(11) meters from Earth, what is the approximate distance from Earth to Mars.
1 answer
425 views
if an object is thrown 60 m into the air and it takes the object 6 s to get there, what's the average speed of the object? (A)
1 answer
762 views
In the circuit shown, find the voltage Vx (in Volts) if V = 17.0 Volts, R1 = 13.0 k ohms, R2 = 4.0 k ohms, R3 = 13.0 k ohms and
0 answers
723 views
In the circuit shown, find the voltage Vx (in Volts) if V = 17.0 Volts, R1 = 13.0 k ohms, R2 = 4.0 k ohms, R3 = 13.0 k ohms and
1 answer
777 views
If the resistances R1= 16. ohms, R2 = 38. ohms, and R3 = 18. ohms, and the voltage V = 6.0 volts, what is the current ix (in
1 answer
862 views
You measure the dimensions of a rectangular block of aluminum to determine its volume. It has the following dimensions.
length =
1 answer
2,201 views
The sensitivity of a measuring instrument is the value of the smallest quantity that can be read or estimated with it. What is
4 answers
1,751 views
A test rocket is launched by accelerating it along a 200.0-m incline at 1.25m/s2 starting from rest at point A (the figure
0 answers
1,175 views
A test rocket is launched by accelerating it along a 200.0-m incline at 1.25m/s2 starting from rest at point A (the figure
1 answer
1,610 views
Consider the solid obtained by rotating the region bounded by the following curves about the line x=1.
y=x,y=0,x=4,x=6 Find the
1 answer
1,116 views
An explorer in the dense jungles of equatorial Africa leaves his hut. He takes 41 steps at an angle 45∘ north of east, then 81
1 answer
1,298 views
A car traveling at the speed of 30.0 m/sec encounters an emergency and comes to a complete stop. how much time will it take for
1 answer
1,954 views
What was the reason for Baltimore's successful shipyards?
1 answer
542 views
The area A of the region S that lies under the graph of the continuous function is the limit of the sum of the areas of
1 answer
3,457 views
Two sides of a triangle have lengths 8 m and 24 m. The angle between them is increasing at a rate of 0.05 rad/s. Find the rate
4 answers
763 views
Two sides of a triangle have lengths 15 m and 18 m. The angle between them is decreasing at a rate of 0.08 rad/s. Find the rate
2 answers
606 views
write the balanced equation for the reactions of aquesous pb(CIO3)2 with aqueous Nal. include phases.
2.If a solution containing
1 answer
1,892 views
Eliminate the parameter to find a cartesian equation
x= 1-t^2 y=t-2 -2 _<t _<2 known: -4 <(or=) y <(or =) 0 I got y= sq(x-1)+2
1 answer
985 views
Find the point of intersection
L1: r(t)= (-5 + 3t)i + (1+t)j L2= r(s) = (1+2s)i + (5-6s)j I know they are perpendicular, and the
1 answer
419 views
Find, correct to the nearest degree, the three angles of the triangle with the given vertices.?
A(2, 0),B(4, 5), C(-3,2) ANGLE-
3 answers
2,777 views
The temperature in the evening was 68 degrees fahrenheit. The following morning, the temperature was 39 degrees fahrenheit. What
1 answer
1,053 views
How do you calculate the time a boat has traveled at 25 knots
1 answer
367 views
How do you calculate the time traveled while traveling 25 knots? It needs to be converted into km/hr.
0 answers
419 views
The Roman crown will appear several times in the play. What is your impression of them in this scene?
Cant figure this one
1 answer
356 views
what does the atmophere and the political situation reveal in act one scene 1
1 answer
453 views
9/x + 9/x-2= 12
1 answer
316 views
from a 12cm by 12cm piece of cardboard, square corners are cut out so that the sides can be folded up to make a box. Express the
1 answer
1,239 views
there were 360 pumpkins in a pumpkin patch , but it was difficult for farmer alexander to find the perfect pumpkin.
evry third
1 answer
960 views
what is acceleration of an object over a 4second period if its starting velocity is 8 m/s and it velocity is 20 m/s?
1 answer
761 views
john who lives at 35 degrees north and 120 degrees west regularly calls Geroge his business partnet at 2pm (John's local time)
3 answers
577 views
You pull a 18 kg sled across the floor with a strap that is at an angle of 40° above the horizontal with a force 86 N. Find the
0 answers
468 views
Where on Earth? which of the 12 northern eurasian cities will be the home of your company's newest restaurant? hint: use
1 answer
494 views
What is a compound sentence for abnegation?
1 answer
519 views
parking in a student lot cost $1 for the first half hour and $1.75 for each hour thereafter. A partial hour is charged the same
1 answer
610 views
6x+4(70-x)=300
1 answer
293 views
4. Prove: 2^n + 2^n = 2^n+1
2 answers
398 views
6. Determine the domain and range for each function given. Explain where any restrictions come from.
a. f(x)= sqrt x + 5 – 4 b.
1 answer
452 views
Suppose the spring in this spring-powered rifle has a spring constant of k = 1,000 N/m. How much work can it do in accelerating
1 answer
1,421 views
The final math grades for all 6th graders were A: 125, B: 200, C: 350, D: 95, and F: 25. Make a bar graph to display this data.
1 answer
1,307 views
CxHyCz compound weighs 132 amu, what is the molecular formula?
1 answer
623 views
what is the correct way to write, (A characteristic I dislike is someone who is weak).
2 answers
664 views
A 2 kg ball is dropped from a height of 433 mm. Calculate the height (above the ground) at which KE is one third of PE.
1 answer
462 views
why did the development of civilization in the americas and sub saharan africa differ so dramatically from development in
0 answers
573 views
In suddenly the value of G, the gravitational constant, increased to a billion times its actual value, what sorts of things
1 answer
594 views
what is the base and heigt of a triangle that has an area of 27 feet squared and the height is 3x base?
2 answers
446 views
many organelles and molecules needed for cell division are formed after DNA replication and before mitosis.In which phase are
1 answer
1,547 views
find the period of:
y= -(1/2)cos3x)
1 answer
353 views
find the fundemental period of f when: f(x)=2cos(3x)
1 answer
782 views
a cube with 2-inch sides is placed on a cube with 3-inch sides. Then a cube with 1-inch sides is placed on the 2-inch cube. What
3 answers
951 views
A classroom measures 32ft long, 25ft wide, and 9ft high. The combined area of doors and window is 140 ft^2. What is the
5 answers
1,211 views
a steel cargo container is shaped like a cube measuring 5.2ft on each edge. How much steel is needed to make this container?
1 answer
1,869 views
a bowling ball has a diameter of 8.4 in. It is made of plastic that weighs 0.05lb/in cubed.Find the weight of the bowling ball
5 answers
1,993 views
how many milliliters of soup will this hemispherical bowl hold?(1cm cubed holds 1mL) Radius= 7 cm
3 answers
2,552 views
a peanut butter jar has a height of 5.9in and diameter of 3.6 in. one cubic inch holds 0.45 oz of peanut butter. How many ounces
2 answers
4,142 views
jo was comparing two cylinders that both had a radius of 5cm. the first had a height of 10cm, and the other a height of 20cm.
3 answers
1,572 views
a ferris wheel with a diameter of 76m. about how far would you travel in 8 turns ?
1 answer
586 views
when two lines intersect, they form two pairs of "opposite" angles called _________ angles?
3 answers
3,196 views
when two angles in a plane share a vertex and a side but no common interior points, they are called_________ angles ?
3 answers
2,360 views
a spherical water storage tank has a radius of 10ft. A cubic foot of water is about 7.5 gallons. How many gallons of water will
1 answer
3,168 views
3(p+1)-p(p+1)
1 answer
286 views
factorising by grouping.a+(ab+bd)+(ac+cd)
1 answer
461 views
What is a simple definition for the 2nd law of Thermodynamics?
0 answers
484 views
Four positive charges are fixed at the corners of a square, as shown above. Three of the charges have magnitude Q, and the
3 answers
4,097 views
for medicaid cases there is no assignment of benefits unless the patient has other insurance in addition to medical. true or
0 answers
1,230 views
If a patient has an individual insurance policy, a release of information does not have to be signed before the physician's
0 answers
531 views
the insured may not necessary be the patient seen for medical service. true or false
1 answer
493 views
insurance claims may not be legally denied for payment even if submited after the insurance company's time limit. true or false
0 answers
478 views
a male___________ of an angiosperm is a pollen grain.
1 answer
416 views
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