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Mathew

Questions (76)

A mixture of kclo3 and kcl mass 2.1g undergoes decomposition and residue of mass 1.62g remained calculate the mass percentage of
1. 1 answer
2. 289 views
Oh sure, typing is way neater than when I scribble stuff
1. 0 answers
2. 301 views
26cm of wood is cut off a board of 132cm long.what percentage has been cut off
1. 1 answer
2. 243 views
Write a law connecting fee and subject entered
1. 1 answer
2. 204 views
Which chemical reactions are not possible according to Dalton's atomic theory?CCl4⟶CH4 N2+3H2⟶2NH3 2H2+O2⟶2H2O+Au
1. 1 answer
2. 4,286 views
A car is travelling along a straight road. The driver suddenly observes that the road ahead is flooded and applies the brakes.De
1. 2 answers
2. 3,167 views
In rabbits, B represents the allele for black coat and b represents the allele for white coat. Black is dominant over white. If
1. 7 answers
2. 3,819 views
In the chart, the organism Rr represents a genetically _____________ individual.A) heterozygous B) homogeneous C) homozygous D)
1. 2 answers
2. 1,733 views
Kristin worked a total of 10 1/2 hours over 2 days. She worked 6 3/4 hours the first day and h hours the second day. Which
1. 3 answers
2. 842 views
A golfer hits a ball. The ball leaves the club with an initial upward velocity of 40 meters per second. If the ball is 0.25
1. 1 answer
2. 964 views
If the slope turns out to be 4/0 in an equation them is it undefined. Also, therefore, would the y intercept not be able to be
1. 1 answer
2. 466 views
1. The variables x and y vary directly. When x is 3, y is 6. Find x when y = 2/3.2. The force acting on an object varies
1. 1 answer
2. 607 views
1. What is the key to an effective search for information as you prepare for your presentation? (1 point)A. Prewriting B. Strong
1. 22 answers
2. 7,290 views
A physics student stands at the top of a hill that has an elevation of 37 meters. He throws a rock and it goes up into the air
1. 3 answers
2. 901 views
1. What is the key to an effective search for your information as you prepare for your presentation? (1 point)A. prewriting B.
1. 32 answers
2. 3,656 views
A small child is learning to ride a bike for the first time. Her dad decides it would be a good idea to start her on a small
1. 3 answers
2. 1,066 views
A windscreen wiper of a vehicle clears out an angle at 108 degree.what is the area
1. 2 answers
2. 664 views
What will happen when titanium reacts with oxygen?
1. 1 answer
2. 632 views
A 70 cm diameter wheel is rotating at 1 300 revolutions per minute and a small 5g mass is fixed to the outer edge of the wheel.
1. 1 answer
2. 539 views
NaN3--->Na+N2How many moles of Na are produced if 3.5 moles NaN3 react?
1. 1 answer
2. 997 views
Which of the following sentences correctly follows the rules of capitalization?a. The President of the company made a speech
1. 2 answers
2. 874 views
John drove 5 hours before stopping to get gas. After he filled the tank, he increased his speed by 10 MPH. If he completed a
1. 1 answer
2. 469 views
A piece of metal (75 g at 98.0°C) was dropped in water (95 g at 22.0°C) and the final temperature was measured to be 31.2°C.
1. 1 answer
2. 561 views
I have to write an essay on about why organ donation should be mandatory in Canada. I need help thinking of arguments.Some that
1. 1 answer
2. 498 views
They are five apple slices in each school lunch. If 35 students buy a school lunch, many apple slices are there ? Write an
1. 4 answers
2. 672 views
According to psychoanalytic theory, the unconscious:A. consists of thoughts and feelings that can easily be called into
1. 2 answers
2. 554 views
A rectangular eld is to be fenced o along the bank of a river; no fence is required along the bankof the river. The material for
1. 1 answer
2. 732 views
What does "Larger number exceeds three times the smaller number by four" mean?
1. 1 answer
2. 565 views
To the nearest tenth of an inch, find the length of a diagonal of a square whose side length is 8 inches.
1. 2 answers
2. 761 views
Consider the curve given by y^2 = 2+xy(a) show that dy/dx= y/(2y-x) (b) Find all points (x,y) on the curve where the line
1. 2 answers
2. 5,916 views
Evaluate each of the following. Show all your calculations.�� f" (1/3) �if f(x)�� = −2x^5�� + 2x� − 6
1. 1 answer
2. 352 views
Evaluate each of the following. Show all your calculations.�� f" (1/3) �if f(x)�� = −2x^5�� + 2x� − 6
1. 1 answer
2. 987 views
Evaluate each of the following. Show all your calculations.f" ��(−3�) if f(x) �� = 4x^3� − 3��x^2 + 2x� − 6
1. 2 answers
2. 886 views
Evaluate each of the following. Show all your calculations.f�′ (3/4)�if ��f(x) = −3x^3� − 7��x^2 + 4�x − 11
1. 1 answer
2. 351 views
Evaluate each of the following. Show all your calculations.f" (��1)� if f(X) �� = −3x^2�� − 5x� + 7
1. 1 answer
2. 320 views
Evaluate each of the following. Show all your calculations.f' ��(−2)� if ��f(x) = 2x^3� + 4��x^2 − 5x� + 8
1. 1 answer
2. 341 views
Evaluate each of the following. Show all your calculations.f'(��3)� if f(x) �� = x^4�� − 3x�
1. 1 answer
2. 336 views
Disks of radius 4 cm are cut from a rectangular plastic sheet of length 84 cm and width 24 cm. How many complete disks can be
1. 10 answers
2. 10,765 views
I have no idea what to do with this problem. Please help me found the basic formula.When Apollo 15 astronaut David Scott dropped
1. 0 answers
2. 653 views
A young woman named Kathy Kool buys a sports car that can accelerate at the rate of 4.77 m/s2. She decides to test the car by
1. 1 answer
2. 2,606 views
Evaluate the integral from -4 to 4 of [x^3 sin(6x)] / [sin(5x)]dx
1. 1 answer
2. 382 views
If the value of $1 is 1.082431 in one year at 8 % compounded quarterly, what is the effective interest rate?(a)82.4% (b)8%
1. 1 answer
2. 400 views
Does the KE of a car change more when itaccelerates from 27 km/h to 37 km/h or when it accelerates from 37 km/h to 47 km/h? 1.
1. 1 answer
2. 1,174 views
Can someone edit this essay?Topic is "if given funding for a small engineering project, what would you do?" 250 word limit
1. 1 answer
2. 1,120 views
Can someone edit this essay?High school is a menacing, over-bearing world that hardly gives the average student to even stop and
1. 3 answers
2. 506 views
A car drives up a straight hill at a constantspeed of 60 kilometers per hour. A truck drives over the crest of the hill at a
1. 2 answers
2. 4,081 views
An object traveling at a constant 20 m/sec ina circular path is changing its 1. velocity. 2. speed. 3. weight. 4. mass.
1. 2 answers
2. 1,119 views
A turtle crawls up a 12 foot hill after a heavy rainstorm. The turtle crawls 4 feet, but when it stops to rest, it slides back 1
1. 4 answers
2. 2,171 views
If a brick weighs exactly as much as a 9-pound rock plus falf of another brick, what does a brick and a half weigh?
1. 2 answers
2. 571 views
6. A geography student needs to take three 300- level and three 400- level geography classes next semester in order to graduate.
1. 1 answer
2. 496 views
An automobile accelerates from rest at1.3 m/s 2 for 19 s. The speed is then held constant for 23 s, after which there is an
1. 2 answers
2. 1,209 views
An automobile accelerates from rest at1.3 m/s 2 for 19 s. The speed is then held constant for 23 s, after which there is an
1. 1 answer
2. 642 views
The price of a video system increased by 15% to $1,127.00. What was the price of the system before the increase?(a)$900.80
1. 1 answer
2. 383 views
I had a problem to solve, and I don't get how to make equations from this problem.Mrs. Chans math class contributed 2 dollars
1. 3 answers
2. 1,283 views
Helper I really need ur help with some of my math questions down below, ur the best math tutor on here, need ur help please.
1. 2 answers
2. 524 views
2x + y = -53x +5y = 3 How come I have to multiply by 5 to make the y variables cancel, like what does that mean? I don't get how
1. 3 answers
2. 651 views
Mrs. Chans math class contributed 2 dollars and $1 coins to an earthquake relief fund. the number of $1 coins contributed was 8
1. 1 answer
2. 525 views
Solve by using elimination:7x - 2y =3 2x +y = 4 ?????????????????
1. 3 answers
2. 1,517 views
A line is perpendicular to x+3y-4=0 and has the same y-intercept as 2x+5y-20=0. Find an equation for the line
1. 2 answers
2. 1,853 views
A line is parallel to 5x+2y-8=0 and has the same y-intercept as x+4y-12=0Find an equation for the line.
1. 1 answer
2. 1,145 views
Which white person discussed or mentioned in Narrative Life is most important?
1. 1 answer
2. 719 views
Two small planes start from the same point and fly in the same direction. The first plane is flying 35 mph slower than the
1. 1 answer
2. 664 views
what is habeas corpus
1. 1 answer
2. 604 views
list three ways governments could pay for the war.
1. 3 answers
2. 433 views
Aside from battle casualties,what was a constant threat to soldiers?
1. 3 answers
2. 982 views
Here is the problem that I'm having trouble with:Rewrite each series in a sigma notation and find its sum. 1+.09+.81+... I have
1. 2 answers
2. 449 views
I'm finding it hard to find evidence that the growth of the internet has had a positive effect on businesses and organisations.A
1. 4 answers
2. 470 views
I posted this a little while ago, but didn't see it. Sorry if it post twice.Each fire hose is 25 yards long. The fire station
1. 5 answers
2. 493 views
If 1=4, 2=7, 4=13, 5=16, 8=25, what is the pattern?
1. 3 answers
2. 218 views
Convert the velocity of 184.0 cm/s to km/h.
1. 1 answer
2. 361 views
What is wellness?
1. 2 answers
2. 1,002 views
What is physical health?
1. 1 answer
2. 392 views
What is social health?
1. 1 answer
2. 384 views
What is mental health?
1. 1 answer
2. 371 views
You are assigned the duty of ensuring the availability of 100,000 yen for the payment that is scheduled for next month.Consideri
1. 1 answer
2. 633 views
almost done with Algebra...help!2 3x – 6(2x – 0.055) = 10x + 0.515 I don't know what want but assuming your solving for x...
1. 0 answers
2. 705 views

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