Ask a New Question
Search
Questions and answers by
kevin
Questions (383)
30% of 40$ is
1 answer
21 views
if you pay 9$ and you tip me 20% how much would you tip me
1 answer
25 views
if pay 9$ and you give 20 tip how much would that be
1 answer
23 views
if 24 kids took a test and 18 passed the test what is the percent of the kids who passed
1 answer
23 views
if you get 95 percent on your quiz and its out of 60 points what did you score
1 answer
21 views
if you pay 13.00 without tax and you give them 17 percent tip how much would that be
1 answer
24 views
in 1-2 sentences analyze the push and pull factors that led to early human migration
1 answer
39 views
The point N(3,5) is rotated 180° counterclockwise around the origin. What are the coordinates of the resulting point, N'?
1 answer
147 views
The difference of Jaylene‘s age and 20 is 53 translate this sentence into an equation
2 answers
341 views
The points 𝐴(3,−1 ,2) ,𝐵(1 ,2 ,−4 ) and 𝐶 (−1 ,1 ,−2 ) are three vertices of a parallelogram ABCD.
(i) Show that
0 answers
225 views
The center of a circle is (−2,3) and a point on the circumference is (−5,−1)
(i) Find the equation of the line joining the
5 answers
491 views
Which of the following statements about natural resources in the United States is most accurate?
2 points 1'Natural resources
0 answers
506 views
QS−→ bisects ∠PQR. If ∡PQS=3x and ∡RQS=2x+6,then what is ∡PQR ?
2 answers
325 views
Busy Bee is painting an outdoor shed that is 15 x 9ft and they need
1 5/8 gallons of paint. They only have 5/8 gallons of paint.
2 answers
234 views
MASINDE MULIRO UNIVERSITY OF SCIENCE AND TECHNOLOGY
SCHOOL OF NATURAL SCIENCES Department of Pure and Applied Chemistry SCH 140:
2 answers
444 views
A piece of solid copper,at 10c is dropped into a graduate cylinder of 100c water.Which statement BEST describes the change in
1 answer
411 views
In a factory, machine A, B and C produce electronic components. Machine A produces 16% of the components, machine B produces 50%
1 answer
1,611 views
The student observes that the drops of food coloring at position X rise upward and disperse toward position Y, while at position
1 answer
547 views
A student sets up an experiment to show how convection affects ocean currents. The student fills a glass tray with water, places
1 answer
675 views
according to the royal canadian mint act a 50 cent canadian coin must have a diameter od 27.13 milimeters. To the nearest
3 answers
608 views
Some CH4(g), initially at 1.000 atm, is placed in an empty reaction vessel. At equilibrium, the total pressure is 1.981 atm.
3 answers
970 views
For the reaction below, Kc = 0.154 at 2000 K.
2 CH4(g) ⇌ C2H2(g) + 3 H2(g) A 0.750 L equilibrium mixture at 2000 K contains
1 answer
2,376 views
For the reaction below, the thermodynamic equilibrium constant is K = 2.30×10−4 at 25 °C.
NH4CO2NH2(s) ⟶ 2 NH3(g) + CO2(g)
2 answers
1,431 views
A buffer is prepared using acetic acid, CH3COOH, (a weak acid, pKa = 4.75) and sodium acetate, CH3COONa (which provides acetate
12 answers
3,206 views
A buffer is prepared using acetic acid, CH3COOH, (a weak acid) and sodium acetate, CH3COONa (which provides acetate ions, the
4 answers
3,757 views
Lactic acid is a weak acid with the formula , HCH3H5O3, the Ka for lactic acid is 1.38 x 10-4.
In aqueous solution, lactic acid
5 answers
2,812 views
need help with titration (buffer system) question.
Which of the following statements are incorrect? a) pKw = 14 b) pKw = pKa +
2 answers
1,038 views
The data below is for the reaction sequence A ⟶ B ⟶ C ⟶ D.
Elementary step ΔrH/kJ mol−1 Ea/kJ mol−1 A ⟶ B 24 48 B
3 answers
951 views
I have two questions:
1. A reaction has a first order rate constant of 3.83×10−5 s−1 at 25 °C and 0.00174 s−1 at 75 °C.
6 answers
715 views
Draw a line that goes through point B. Draw a line that intersects the first line, but not at point B. Measure the distance of
2 answers
3,430 views
b(b^2+1)+2(b^2+1)
3 answers
286 views
(7z^ m )(nz ^ 3 )=−14z^7
1 answer
949 views
There's more then one answer
What types of rhetorical devices are used in the following sentence? They would like more time off
2 answers
2,733 views
Which sentence contains an adjective used as a modifier?
A. There are two male puppies in the litter. B. Brian crunched on
1 answer
910 views
in the sequence 0.07,0.12,0.17,... what term has a value of 1.67?
1 answer
1,060 views
in the sequence 2,6,10,... what term has a value of 106?
5 answers
4,209 views
How do you calculate the heat gained by the calorimeter after adding aluminium?
1 answer
705 views
If object B is dropped from a height of 100 m while moving horizontally at 115 m/s. How much time will it take for object B to
2 answers
501 views
Assume that the number of bacteria follows an exponential growth model: P(t)=P0ekt
. The count in the bacteria culture was 900
1 answer
1,086 views
The measure of the supplement of an angle is three times the measure of the complement. Solve for the angle.
I just want to find
2 answers
1,108 views
an arrow is shot vertically upward 2 seconds later it is at a height of 42m with what velocity was the arrow shot, how long is
1 answer
678 views
a person in a hot air balloon ascending vertically at a constant rate of 12m/s drops a rock over the side when the balloon is
1 answer
692 views
a rock is dropped from a height of 20m above the ground when it hits the ground it leaves a hole 10cm deep with what speed does
1 answer
662 views
A simple random sample of 50 adults was surveyed, and it was found that the mean amount of time that they spend surfing the
2 answers
2,356 views
what is the oxidation number of Chlorine in KCIO4???
1 answer
946 views
Consider the following reaction: CO2 (g) + H2 (g) CO (g) + H2O (g)
Calculate the value of the equilibrium constant, Kc, for the
1 answer
1,045 views
2. Does a precipitate of silver chloride form when 200.0 mL of 1.0 x 10-4 M AgNO3 (aq) and 900.0 mL of 1.0 x 10-6 M KCl (aq) are
5 answers
719 views
Why do we celebrate black history month?
1 answer
535 views
(a) A rocket is travelling out of the earth’s atmosphere. During flight it burns fuel at a rate of 80kg/s producing a constant
1 answer
714 views
the number of moles in 12.04x10^23 molecules of Oxygen
2 answers
2,273 views
What are the ten building blocks for total health
5 answers
1,052 views
Stoichiometrics:
a 36 grams sample of calcium hydroxide is allowed to react with 40.5 grams of phosphoric acid according to the
0 answers
701 views
a 36 grams sample of calcium hydroxide is allowed to react with 40.5 grams of phosphoric acid according to the following
2 answers
657 views
a 36 grams sample of calcium hydroxide is allowed to react with 40.5 grams of phosphoric acid according to the following
1 answer
545 views
A: FUNCTION
Q1. (a) The function C (x) = 25x + 80,000 express the total cost C (x) (in K£) of manufacturing x units of a
1 answer
1,207 views
What is the main difference between prokaryotic and eukaryotic cells in terms of their genetic material?
0 answers
152 views
Write a program to read from a file called "input.txt" information about 5 workers. Each line would contain two values
1 answer
911 views
Hello, can you please check my answer.
Which of the following sentences is written in the subjunctive mood? A. If the sun is
1 answer
627 views
Hello could you check my work on these two questions?
Question one: How do you form the perfect tense of a verb? A. use the
6 answers
1,018 views
Jacob is jogging around a track. Th track is a mile. How many laps will he have to jog to make 3 miles?
Is it 24 laps
2 answers
568 views
Who was Mary Elizabeth Lease?
1 answer
768 views
What was the goal of the Americanization movement?
1 answer
629 views
Sandra wants to buy some chocolates as a gift to her friend . Each bar of chocolate is worth Php. 75.00
Question : a.Write the
1 answer
503 views
2/9 divided 15/4 divided 4/12
1 answer
332 views
How does one¡¦s place in the socioeconomic system affect their ability to achieve the
American Dream?
1 answer
434 views
<11{1[4(23)23]}> People have claimed that Jamie’s paintings have given them the blues. Clearly this cannot be entirely
2 answers
996 views
Every discipline that does research on humans needs a code of ethics in order to protect its research subjects. While it¡¦s
2 answers
895 views
A force of 16.0 newtons is sufficient to set a box that is at rest into motion. If the coefficient of static friction is 0.380,
3 answers
899 views
A motor pulley 8 inches in diameter and runs at 450 revolutions per minute.Find the diameter of the fan if the RPM's is 1,400?
1 answer
501 views
Hello how would I say"There are plants around the lake" in spanish.
4 answers
497 views
What speed must a bucket of water have to complete a circle with a radius of 1.2 m without spilling any water?
My answer: this
1 answer
2,038 views
Hello how do I say "my future house" in spanish. I didn't want to use google translate because of the grammar.
5 answers
761 views
A bus can cover a distance of 6 miles in 1 gallon of gas. The cost of gas is $4 per gallon.
What will be the cost of gas used in
5 answers
651 views
If ten crates arrive at the receiving dock, and each crate contains 7 boxes of decorative vases with 12 vases per box; how many
3 answers
789 views
A grenade that is falling vertically explodes into two equal fragments when it is at a height of 2000 m and has a downward
2 answers
1,226 views
Which of the following statement is False:
A.Cinder cones are built from ejected lava fragments and are usually less than 300
0 answers
596 views
(c+2)^2 -1
factor completely (c+2)(c+2) -1 i don't know what to do next. Can you help me please thank you
2 answers
378 views
The differnce of two numbers is 2 the difference of their squares is 20 find the numbers
2 answers
651 views
how need help with this question
subtract 7y^2 -3y from 4y^2 + 2y isthe answer 3y^2 - 5y thank you
2 answers
430 views
Which of the following root words means “more than one”?
A. Junct- B. Ambi- C. Ject- D. Terr- B?
9 answers
2,179 views
Speculation
A. Discovery B. Evidence C. Hypothesize D. Analysis D?
4 answers
1,026 views
A smaller group of people within a larger group
A. Culture B. subculture C. Demography D. Population None of the definitions say
2 answers
2,055 views
People joined together in business.
A. Proprietorship B. Ownership C. Partnership D. Investment I got C
1 answer
1,226 views
Denotative and Connotative
A. Synonyms B. Antonyms C. Neither I think A?
3 answers
1,216 views
What are common causes of short-term stress?
A. Too much to do in not enough time B. Lots of little problems in the same day C.
3 answers
509 views
How do you lose weight?
A. By using up more calories than you take in B. By using up more money on diet programs and pills C. By
5 answers
528 views
A soccer ball travelling at 15 m/s [E] bounces off of a goal post and ends up moving 12 m/s [S 30¡Æ E]. If the ball was in
0 answers
887 views
I need to write a short couplet about growing up it needs to start with "IF"
1 answer
434 views
Bryan earns $6.25 per hour plus 1.75% commission on all goods sold. One week he worked 37 hours and sold $6,500 worth of goods.
2 answers
737 views
Five friends each ate 2/12 of a pizza .What fraction of the pizza Is left?
1 answer
1,010 views
There are 3 earthworms .Their length are 6 1/4 inches, 4 1/4 inches and 5 3/8 inches. What is the total length of the three
2 answers
372 views
In which of the following sentences is the verb in the active voice?
A. The telephone bill was paid yesterday. B. The mother
2 answers
654 views
a team won 60% of the games they played. the lost 42 games. how many games did they win?
1 answer
535 views
Which area in the United States has the highest average number of thunderstorms per year?
A. Southeastern B. Northwestern C.
2 answers
597 views
Which statement about supercell storms is false?
A. A supercell storm can produce some of the most violent weather conditions on
1 answer
745 views
the melt in your mouth chocolate factory is a rectangular building. the distance across the front of the store is 28 yards. the
1 answer
657 views
Given the function f(x)=Kx^3-mx^2+3x+7, determine the values of k and m if the remainder is -2 when f(x) is divided by x+1 and
1 answer
466 views
A company that manufactures a specialty line of high performance racing boats has determined that its profit margin can be
2 answers
532 views
divide the polynomial x^3-3x^2+x+2 by x+2. Express your answer in the form f(x)=d(x)q(x)+r(x).
1 answer
411 views
suppose you have the 7 pieces of wood shown to the right. predict what will happen to the mass of the pieces of wood if you put
4 answers
522 views
Pages
1
2
3
4