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chelsea

Questions (201)

What words are the verbs in this sentence?He suffered an injury to his knee, and this is causing him pain and discomfort
1. 1 answer
2. 1,083 views
A stone is thrown horizontally from a cliff 25m high and lands on the ground 22 m from the foot of the cliff. What is the
1. 0 answers
2. 542 views
will the following solutions be acidic, neutral, or basic? Write the net ionic equation for any reaction that takes place.NH4Cl,
1. 3 answers
2. 2,902 views
calculate the pH of a 2.0 M solution of KCl.
1. 1 answer
2. 413 views
what is the balanced molecular, total ionic, and net ionic equations for HC2H3O2 + Mg(OH)2 ??
1. 0 answers
2. 599 views
molecular and net ionic equations for FeCl3 + Na2S
1. 1 answer
2. 3,793 views
complete and balance the following molecular equations and then write net ionic equations for each reaction.BaCl2(aq) +
1. 2 answers
2. 947 views
exactly 20 mL of .0520M Pb(NO3)2 is diluted to a final volume of 100 mL. What is the molar concentration of the diluted
1. 1 answer
2. 505 views
how many grams of Copper (II) sulfate pentahydrate would you use to make 400.0 mL of .750 M solution?
1. 1 answer
2. 689 views
Which of the following represents a direct variation function?The answer coices are A)d=2r B)y=9x+1 C)y=-3 D)a=1/2h(b1+b2)
1. 3 answers
2. 2,389 views
A line with a slope of -2 passes through the point (1, 7). What is the closest point on the line above (1, 7) which has whole
1. 1 answer
2. 471 views
The points(-1,2) and (4,y) have a slope of -4/5. What is the y- coordinate of the point (4,y)?
1. 2 answers
2. 460 views
What is the vertical change between the points (100, 5) and (1000, 5)?
1. 1 answer
2. 619 views
When the rate of change between any two points on a line is negative, what is the slope of the line?
1. 2 answers
2. 1,163 views
A line connecting (2, 1) to another point has a slope of 3. What is the closest point with whole number coordinates above (2,
1. 1 answer
2. 1,066 views
What is the rate of change between these two points (-1,4) and (2,2)?
1. 1 answer
2. 540 views
carlas clothing shop opened eight years ago. the first year she made $3,000 profit. each year thereafter her profits were about
1. 1 answer
2. 729 views
if i dissolve 176 grams of ionic compound (particles=3) in 750 got H2O and freezing point to -8.3 degrees Celsius what is the
1. 0 answers
2. 372 views
Evaulate ∫5sinx+cos(5x)dx
1. 1 answer
2. 489 views
Suppose y is defined implicitly as a function of x by x^2+Axy^2+By^3=1 where A and B are constants to be determined. Given that
1. 1 answer
2. 654 views
Ammonia, NH3, for fertilixer is made by causing hydrogen and nitrogen to react at high temperature and pressure. How many moles
1. 1 answer
2. 1,617 views
For x ∈ [−12, 10] the function f is defined byf(x) = x7(x + 1)4 On which two intervals is the function increasing (enter
1. 1 answer
2. 1,281 views
Write the equation of the curve in its final position: the graph of y = tan (x) is shifted by (pi/6) units to the right,
1. 1 answer
2. 776 views
It is estimated that an annual advertising revenue received by a certain newspaper will be R(x)=0.5x^2+3x+160 thousand dollars
1. 2 answers
2. 861 views
Let q(x)=(x^4)(e^-x). Calculate q'(x). Use q'(x) to determine whether q(5)<q(6) or q(5)>q(6) (do not use a calculator). Explain
1. 1 answer
2. 382 views
Let q(x)=(x^4)(e^-x). Calculate q'(x). Use q'(x) to determine whether q(5)<q(6) or q(5)>q(6) (do not use a calculator). Explain
1. 1 answer
2. 344 views
find sample variance and standard deviation.8,45,16,50,34,25,32,31,30,27.s^2=
1. 1 answer
2. 421 views
what is the possessive noun in "the purses of the ladies"
1. 4 answers
2. 3,416 views
You need to compound Drug X to make a concentration 100 mg/ml and a total quantity of 50 mL. How many 250 mg tablets must you
1. 1 answer
2. 481 views
the word equation for sodium and water is:sodium+water-->sodium hydroxide+hydrogen sodium and chlorine: sodium+chlorine-->sodium
1. 0 answers
2. 984 views
please correct me if i am wrongthe body has 3 different joints: A. fixed or immovable joints B. slightly movable C. freely
1. 2 answers
2. 662 views
are the anatomical names for the following right?:skull-cranium shoulder blade-clavicle spine-sternum collar bone-scapula thigh
1. 1 answer
2. 545 views
list the trends in physical properties of:A. the group 1 metals B. the halogens. what do they mean by trends?
1. 1 answer
2. 1,266 views
potassium-a metal that catches fire whet it reacts with water,chlorine-a green poisonous gas bromine-a reddish brown liquid
1. 4 answers
2. 650 views
the alkali metals are a group of oxidation metals that decrease in melting point down the group. Halogens are non-metals that
1. 3 answers
2. 1,087 views
rubidium is the fourth element in group 1. predict the following properties of rubidium and its compunds:A. appearence B.
1. 3 answers
2. 1,442 views
a heavy truck is slowing down because the driver has applied the brakes. what canyou conclude about the direction of the
1. 0 answers
2. 599 views
state the resultant force acting on a vehicle travelling at a constant speed of 120km/h on a straight sction of oad.
1. 1 answer
2. 526 views
the gravitational field strength at the earth's surface is 10n/kg. calculate the wight of the following:A. a person of mass 80kg
1. 1 answer
2. 1,286 views
state the resultant force actin on a vehicle travelling a a constant speed of120km/h on a straight sectio of the road.
1. 1 answer
2. 439 views
caesium+water-->caesium hydroxidecaesium+oxygen-->caesium oxide are these equation right?
1. 1 answer
2. 450 views
is the equation of lithium: lithium+water-lithium hydroxide? when it reacts with water?
1. 1 answer
2. 588 views
was the china's one child policy successful? need opinionsthank you
1. 3 answers
2. 432 views
a stone of mass 30 grams is placed in a measuring cylinder containing some water. the reading of the water level increases from
1. 2 answers
2. 1,044 views
A water tank measures 2m*4m*5m.what mass of water will it contain
1. 3 answers
2. 892 views
what is pastoral literature?
1. 1 answer
2. 446 views
a light house flashes every 56 seconds. Another lighthouse flashes every 40 seconds. At 9 p.m. they both flash t the same time.
1. 1 answer
2. 2,509 views
is this right:velocty is speed in a particular distance.
1. 1 answer
2. 321 views
what is the meaning of extrnsic motivation?
1. 3 answers
2. 481 views
in a experiment to detrmine the acceleration of free fall 'g' a student attached a length of ticker tape to a metal ball. when
1. 0 answers
2. 870 views
what does RAM stad for????
1. 1 answer
2. 436 views
simplify the square root of 18 m to the 9th power
1. 1 answer
2. 392 views
graph y=x+4
1. 2 answers
2. 287 views
a rock is dropped from a cliff falls one-third of it's total distance to the ground in the last second of it's fall. how high is
1. 3 answers
2. 2,384 views
The shortest side of a polygon of area 196 sq. in. is 4 in. long. Find the area of a similar polygon whose shortest side is 8
1. 2 answers
2. 1,044 views
A market research firm conducts telephone surveys with a 44% historical response rate. What is the probability that in a new
1. 1 answer
2. 975 views
what is the molarity of a solution with 150g of KNO3 dissolved in 1 L solution?
1. 1 answer
2. 515 views
In book one of the Iliad what are examples that show that Achilleus is an epic hero?
1. 1 answer
2. 448 views
what is the area of the circumscribed square about a circle having a 12pie perimeter?
1. 1 answer
2. 943 views
if the median to the hypotenuse of a right triangle measures 25 and a leg 14, find the measure of the other leg
1. 1 answer
2. 539 views
The ratio of the angle measures of a pentagon is 4:5:3:8:7. What is the measure of the smallest angle?
1. 4 answers
2. 3,459 views
State whether or not each figure has rotational symmetry.a) scalene triangle b) equilateral triangle c) rectangle d) square e)
1. 1 answer
2. 803 views
CATAPULT using a marsh-mellow to launchWhat techniques did you use to accurately launch your projectile? What variables impacted
1. 1 answer
2. 546 views
CATAPULT using a marsh-mellow to launchWhat techniques did you use to accurately launch your projectile? What variables impacted
1. 1 answer
2. 555 views
Kelly bought a TV, after a reduction of 15% in a sale, the one she bought cost her £319.60.What wa the original price of the
1. 1 answer
2. 482 views
f(x)=2x-15
1. 0 answers
2. 247 views
i need help finding how to check my work i would appreciate it very much if somone would help me
1. 1 answer
2. 540 views
please could you check the first 2 then explain the method on the other 21)5.2x10^6 + 3x10^5 5200000+300000=5500000 5.5x10^6
1. 3 answers
2. 740 views
A paving block is is in the shape of a prism, the area of it' cross section being 154cm^2.The prism i 17cm long ad the material
1. 1 answer
2. 1,182 views
an airplane is flying in a horizontal circle at a speed of 430 km/h if its wings are tilted 40 degrees to the horizontal what is
1. 1 answer
2. 3,561 views
directly proportionalInellastic collision Inversely proportional Joule Lever arm Non inertial reference frame inertial reference
1. 2 answers
2. 582 views
Reggie Jackson stepped up to the plate and hit a .15 kg fast ball traveling at 36m/s, the impact caused the ball to leave his
1. 3 answers
2. 6,068 views
Hanging from the front office of a dental office is a sign that weighs 120N and is suspended at the end of a .8 meter long
1. 1 answer
2. 873 views
Two spheres are placed so that their centers are 2.6 meters apart. The force between the two spheres is 2.75x10^-12N What is the
1. 3 answers
2. 844 views
At Carver Elementary, there are 355 students altogether. The school has 25 more female students than males. How many males and
1. 3 answers
2. 428 views
A person in a small boat sights the top of a 40-foot lighthouse found on a cliff. The angle of elevation to the top of the
1. 2 answers
2. 1,721 views
the directions are"Write 3 adverbs to describe each verb noted. Do not use a word more than once." the words are
1. 1 answer
2. 666 views
How many gallons of distilled water must be mixed with 50 gallons of a 30% alchohol solution to get a 25% solution?
1. 1 answer
2. 950 views
the answer is supposed to be 4 but i do not know how they got it.Solve for x. [x-(1/x)]/[1+(1/x)]=3
1. 1 answer
2. 424 views
[x-(1/x)] / [1+(1/x)] = 3
1. 1 answer
2. 336 views
identify the conic section. Write in standard form and graph.5x^2-6y^2-30x-12y+9=0
1. 1 answer
2. 1,167 views
wats it called when u get high n u freak out
1. 1 answer
2. 405 views
complete the square for the equationx^2-3x+____ how do I figure out what goes there
1. 3 answers
2. 593 views
What is Shakespeare refering to when he says "O thou weed,Who art so lovely fair and smell'st so sweet That the sense aches at
1. 1 answer
2. 686 views
What is the invers of:y=2log(x+1) and please explain this to me..not just an answer.
1. 3 answers
2. 553 views
What is the invers of:y=2log(x+1) and please explain this to me..not just an answer.
1. 1 answer
2. 368 views
Using calories, how much heat will 32 grams of water absorb when it is heated from 25 C to 80 C?
1. 1 answer
2. 1,106 views
1. logx+log(x+48)=214.log50+log(x/2)=2 23.log72-log(2x/3)=0 Could someone please explain to me how to solve these?
1. 4 answers
2. 671 views
What was the Columbian exchange and what impact did it have on the Old and New worlds?I left me history book at school...
1. 2 answers
2. 926 views
preocuparsedarse prisa ok what do they mean and would i have to change them if i say like: por la manana no olvidarse de darle
1. 2 answers
2. 503 views
"human beings in their thinking, feeling and acting are not free but are as casually bound as the stars in thier motions."
1. 4 answers
2. 543 views
Hey, I am having a real hard time getting the answers to the problems. Any help would be greatly aprreciated!1. When 11 mL of a
1. 1 answer
2. 781 views
We are learning how to put the beliefs and actions of the people during the Salem witch trials in todays terms and i used the
1. 2 answers
2. 437 views
what does fui a la oficina de correos cerrada cafe mean?? and does it make sense>?
1. 11 answers
2. 540 views
is there anywhere that i can get a translation of some problem words?<3
1. 2 answers
2. 397 views
is there anywhere that i can read the crucible on the internet because i left my book??
1. 2 answers
2. 428 views
Why were people accused of being witches i mean i understand that some were accused because of people not likeing them but how
1. 4 answers
2. 488 views
i need help with these questions because i need to write a report on ithelpp please What are the implications of stem cell
1. 1 answer
2. 566 views
other than speed of production, what are two advantages of CAG (computer aided graphics) over manual methods?Thank you for using
1. 0 answers
2. 787 views
5 1- - - = 16 8 use a calculator
1. 0 answers
2. 361 views

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