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Questions (4,794)
A dessert recipe calls for2 1/2 cups of milk how. Many cups of milk are needed for 8 servings?
1 answer
865 views
An investment of 25,000 earns interest at an annual rate of 8.4% compounded continuosly
a. find the instantaneous rate of change
2 answers
5,170 views
Calculate deltaH for the reaction
NO (g) + O (g) ----> NO2(g) given following NO + O3 ----> NO2 + O2 deltaH=-198.9 kj O3 ---> 3/2
3 answers
1,188 views
A hoodlum throws a stone vertically downward with an initial speed v0 from the roof of a building, a height h above the ground.
0 answers
803 views
A hoodlum throws a stone vertically downward with an initial speed v0 from the roof of a building, a height h above the ground.
1 answer
951 views
I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right
0 answers
559 views
I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right
0 answers
569 views
find f'(x)
find the slope of the graph of f a x=2 and x=4 find the equations of the tangent lines at x=2 and x=4 and find the
2 answers
507 views
Four hours after the start of a 600 mile auto race, a driver's velocity is 150 miles per hour as she completes the 352nd lap on
1 answer
1,552 views
Find the limit
f(x) = -(x^2)/(x+3) a) lim f(x) x-3^- b) lim f(x) x-3^+ c) lim f(x) x-3 I know that a is dne because of the graph
4 answers
615 views
How do you find the total distance a particle travels on a given interval on a graph and net distance?
1 answer
430 views
Find the average rate of change in height of the orange from t=2 to t=5 (in feet per second)
The equation is h (t)=605+15t-4.9t^2
1 answer
793 views
A dilation scale factor 2 maps triangle RST to R'S'T'. The perimeter of triangle RST is 60. What is the perimeter of triangle
1 answer
1,265 views
A radar array consists of five vertical antennae arranged in a line, each emitting radio waves of frequency 120MHz in phase with
0 answers
544 views
The edge of a body-centered-cubic unit cell ( which contains two atoms per unit cell) of an element Y was found to be
0 answers
545 views
The edge of a body-centered -cubic unit cell (which contains two atoms per unit cell) of an element Y was found to be
1 answer
1,096 views
Students can buy tickets to a basketball game for $1.the addition for adults is $2 if 350 tickets were sold and the total money
1 answer
464 views
You are required to make 500 mL of a buffer solution with pH = 5.0 and a total acetate concentration of 0.1000 M. You are
0 answers
586 views
A box has a bottom with one edge 6 times as long as the other. If the box has no top and the volume is fixed at V, what
1 answer
862 views
A company establishes a sinking fund in order to have 100,000 for upgrading office equipments in 4 years. If the company makes
1 answer
569 views
In the triangle ABC, AC=2cm, AB=x cm and angle ABC=π/2 rad.
1. Given that angle BAC=ϴ rad, and that ϴ is a sufficiently small
2 answers
513 views
In the triangle ABC, AC=2cm, AB=x cm and angle ABC=π/2 rad.
1. Given that angle BAC=ϴ rad, and that ϴ is a sufficiently small
0 answers
461 views
a projectile is fired vertically upward from ground level with a velocity of 1600 ft/sec. If air resistance is neglected, find
1 answer
2,165 views
Kane Manufacturing has a division that produces two models of hibachis, model A and model B. To produce each model-A hibachi
0 answers
578 views
a great of effort, time, and money has been spent in the quest for the so-called perpetual-motion machine, which is defined as a
0 answers
782 views
the human body is only about 25 % efficient at converting input chemical energy to useful work. where does the rest of the input
0 answers
604 views
The average molar mass of a natural gas is 17.4g/mol consisting of CH4 and C2H6,what is the molar fraction of each gas?
1 answer
496 views
A chemist takes a 647 gram sample of this hydrate. She removes all the water possible from the sample and collects it. To this
2 answers
658 views
CH4 + 2O2 --> CO2 + 2H2O
a. How many grams of methane are needed to produce 1.5 X 10^-2 grams of carbon dioxide? b. How many
2 answers
1,227 views
CH4 + 2O2 --> CO2 + 2H2O
a. How many grams of methane are needed to produce 1.5 X 10^-2 grams of carbon dioxide? b. How many
0 answers
1,258 views
CH4 + 2O2 --> CO2 + 2H2O
a. How many grams of methane are needed to produce 1.5 X 10^-2 grams of carbon dioxide? b. How many
1 answer
1,136 views
Given 1 cc of Zinc and 1 cc of Cr What is the mass difference?
1 answer
323 views
A 45kg skier is sliding down a 37 degree ski slope starting from rest. She crossed the 25m in 5.0s. Ignoring air resistance,
0 answers
456 views
Each of the underlined premises can be taken as an unacceptable premise in an argument. In each case, identify the condition of
1 answer
747 views
you roll two fair dice, a green one and a red one?
(a) are the outcomes on the dice independent? (b)Find P(1 on green die and 2
2 answers
17,671 views
a parking lot has 66 parking spaces. If there are 16 more compact spaces than regular spaces. How many spaces are there for
2 answers
437 views
A bullet is fired with an initial speed of 200 m/s. If a target is 500ft away, at what angle should the rifle be raised in order
0 answers
688 views
A bullet is fired with an initial speed of 200 m/s. If a target is 500ft away, at what angle should the rifle be raised in order
0 answers
462 views
What is the 23rd term of the sequence 2,4,6,8,
1 answer
645 views
An automobile accelerates 1.24 m/s^2 over 6.00 s to reach freeway speed at the end of an entrance ramp. If the cars final speed
0 answers
416 views
The daily temperature is decreasing at a rate of 2 degrees Fahrenheit T represent the daily high temperature now right then
0 answers
649 views
Situation: The Production of Nitric Acid can be achieved by the following process:
Nitrogen monoxide gas(NO) + diatomic oxygen
2 answers
869 views
What is the geologic time scale and what are some thing scientists use it for (at least two things)?
Here's my answer could you
1 answer
893 views
Kenny reads 4/9 page in 3/4 minute
Kenny's unit rate is (what) page per minute
6 answers
3,566 views
Some have more than a hundred and some have none, its very colourful and you see it every morning
someone please tell me the
4 answers
415 views
i don't know, but it's hanging by its feet chirped flitter
What is the complete subject and complete predicates
10 answers
2,523 views
Help please?
1 answer
282 views
An automobile leaves the store, first going south at 88 km/h for 2 hours, and then turns on a road heading 20 degrees east of
1 answer
716 views
What are 3 types of zone?
1 answer
485 views
Where would I put parentheses to make this true?
7-3x4+6=27
0 answers
484 views
What is a bird speed flying at 12 m/s with a crosswind at 20 m/s
1 answer
418 views
If time is running out to finish the operational-planning process before the start of the new fiscal year, it should be cut
0 answers
543 views
What is the standard form of five and three hundred fifty-two thousandths?
1: 5.0032 2: 5,352,000 3: 5.352 4: 5.30052000 Is it
13 answers
4,715 views
Find the product and explain the process and reasoning
0.67 x 0.3 Please help I don't know how I could explain this :(
18 answers
5,005 views
When gasoline is burned in the cylinder of an engine, it creates a high pressure that pushes on the piston. If the pressure
1 answer
2,415 views
Briefly describe the relative quantities of kinetic, gravitational potential and mechanical energy as a stone is thrown in the
2 answers
1,434 views
Base = NaOH, 0.084 M drips 2ml at a time
Acid = Phenol, KA=1.3*10^-10 You have 28.0 ml in flask, and it is 0.06 M How would you
0 answers
409 views
An Unknown Compound (M=60.09 g/mol) is composed of Carbon, Hydrogen and Oxygen. Combustion of 0.255 g of the unknown compound
1 answer
1,194 views
2) The lifetimes of light bulbs of a particular type are normally distributed with a mean of 370 hours and a standard deviation
1 answer
842 views
In a pet store there are 12 kittens for sale and 80 puppies. what is the ratioof the number of puppies to kittens ? write your
1 answer
462 views
Saccharin has a pKa of 2.32
It has a formula of HNC7H4SO3 If you dissolve 4.6 grams of saccharin in 478 ml of water, what is the
1 answer
601 views
Which word from the following list has meanings that fit both sentences?
I’ll start the fire after _______ a match. The workers
3 answers
1,288 views
A group of parts that work together is called.
A. Technology B. Process. C. System. D. Feedback I think its C?
15 answers
6,689 views
John earns $3 more than hugh. Leslie earns $2 less than twice Hugh. Together they earn $101. How much does Hugh earn?
3 answers
495 views
10. Use the accepted Ksp value of Calcium hydroxide to calculate the following:
a. What is the most calcium hydroxide that can be
1 answer
858 views
If it has been determined that the probability of an earthquake occurring on a certain day in a certain area is 1 over 20 , what
2 answers
889 views
If we toss four fair coins, what is the probability that we get more heads than tails?
HHHH TTTT HHTT TTHH HTHT THTH HHHT TTTH
5 answers
2,127 views
An automobile accelerates 1.77 m/s2 over 6.00 s to reach freeway speed at the end of the entrance ramp. If the car's final
1 answer
813 views
Maria's car averages 44 miles per gallon. Maria wants to determine how far she can drive based on the gallons of gas in her car.
2 answers
589 views
Naval Question:
MIDN Rabbit recently completed the NAVY PFA last Friday. During the course of CRUSHING the run and setting a new
0 answers
411 views
Your lab partner tells you that he has prepared a solution that contains 1.5 moles of NaOH in 1.5 L of aqueous solution, and
1 answer
1,631 views
Machine A was able to finish copying a set of document in 36 minutes. Machine B was brought in to work together with machine A
2 answers
590 views
Larry has 250.00 ml of water. The water currently holds the maximum amount of soluble Silver iodide. In a separate container,
1 answer
407 views
How many five-card hands chosen from a standard deck contain two hearts and three spades?
How do I solve this?
1 answer
594 views
How many five-card hands chosen from a standard deck contain two hearts and three spades?
1 answer
1,667 views
Write an expression for 25 less than double a number n
1 answer
391 views
How do you compare whole numbers through the millions?
2 answers
702 views
How does the US regulate the gathering/use of wood?
I am working on a school project, I am supposed to research, I looked
1 answer
562 views
Need some help with this question
65.9 - 32.4k/9.9 = 13.3k / stands for a fraction bar
2 answers
444 views
John hs 3 red markers and 5 blue markers. What is the probability that he picks a red marker, and then, without replacing it,
1 answer
1,062 views
If 0.896g of a gas occupies a 250mL flask at 20 degree celcius and 760 mmHg of pressure, what is the molar mass of the gas?
1 answer
1,230 views
The average age of Ali,Ben and Chandra is 10 years.Ali is 3 years older than Ben.Ben is 6 years older than Chandra.how old is
3 answers
497 views
Question: A Toyota car travelled at the rate of 70 km/hour leaves the house 2 hours after a Kia car has left and overtakes it in
1 answer
681 views
Question: A Toyota car travelled at the rate of 70 km/hour leaves the house 2 hours after a Kia car has left and overtakes it in
1 answer
671 views
Question: A Toyota car travelled at the rate of 70 km/hour leaves the house 2 hours after a Kia car has left and overtakes it in
2 answers
7,717 views
Question: A Toyota car travelled at the rate of 70 km/hour leaves the house 2 hours after a Kia car has left and overtakes it in
1 answer
630 views
A scientist adds 1.00 moles of phosphoric acid to a liter of water to make a solution.
How many moles of NaOH should be added to
1 answer
529 views
I'm doing a discussion board on Apple iPhones and how harsh the work conditions are for their employees. I'm trying to tie that
5 answers
564 views
The shorter edges of a 36 cm x 20 cm metalsheet are joined to form the vertical surfaces of a square base prism. What is the
3 answers
538 views
A(–4, 3), B(3, 7), C(0, –1) and D(–7, –5) are the vertices of a parallelogram on the Cartesian plane.
Determine the
4 answers
583 views
An astronaut constructs a pendulum with a length of 1 meter on a new planet. If the period is 3.9 second, what is the
1 answer
575 views
How many calories will it take to raise the temperature of a 41 g gold chain from 20°C to 100°C?
The answer is 102 calories.
5 answers
976 views
Two pipes that are open at the same time can
fill a pool in 12 hours. When only Pipe A is open, it can fill the pool 7 hours
1 answer
512 views
I've tried everything and can't come up with the correct answer. Help!
A liter of water has a mass of 1 kg and the mass of a
1 answer
482 views
Find the torque on the meter stick for each situation. Ignore the mass of the meter stick. At 1/2 meter there is a 1000g weight.
5 answers
695 views
If you could make changes with regard to our social class stratification system, what changes would you make and why?
1 answer
403 views
Sove the inequality x+2/4-x+1/3>1/2
2 answers
493 views
The difference of a number and its opposite is 28. Find the number
2 answers
1,931 views
Given that tanè = -5 and è is in the 2nd quadrant, compute exactly:
A. sin(è) B. cos(è) C. tan(2è)
3 answers
361 views
Create a rational function with a linear binomial in both the numerator and denominator.
Part 1. Graph your function using
1 answer
782 views
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