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Questions Asked on April 16, 2021

A 25.00mL sample of 0.100M HC2H3O2 is titrated with 0.100M NaOH. What is the pH after 25.00mL of NaOH have been added? Ka
1. 2 answers
2. asked by Leaf02
3. 980 views
sum of the first 2 terms of an increasing GP is 20. Sum of the second term and third term of the same GP is 30. Determine the
1. 5 answers
2. asked by me
3. 800 views
How have the historic levels of melanin in human populations changed due to migration? (1 point)Humans that produced more
1. 46 answers
2. asked by here to help
3. 24,495 views
(50 questions in 2 hrs)The table below shows the average attendance of school events by the day of the week on which they are
1. 2 answers
2. asked by Makenna.r.vanderpool (AK)
3. 624 views
The table below shows the average attendance of school events by the day of the week on which they are held.Average Attendance
1. 3 answers
2. asked by anonymous
3. 1,847 views
Bryson is picking green beans. He has already picked 1 and one-fourth bushels and picks at a rate of StartFraction 7 Over 8
1. 2 answers
2. asked by anonymous
3. 681 views
Quinda begins to solve the equation Negative 4.5 x + 3 = 2 minus 8.5 x by adding 8.5x to each side of the equation. Which next
1. 7 answers
2. asked by bbypiperrockelle
3. 848 views
A spinner is divided into 12 equal sections numbered 1-12. What is the probability of landing on a section with a number that is
1. 1 answer
2. asked by chris h
3. 1,018 views
For the functions f(x)=x/x+3and g(x)=7/x, find the composition (f∘g)(x) and simplify your answer as much as possible. Write
1. 1 answer
2. asked by Anonymous
3. 1,489 views
The pH of an NH3 and NH4Cl solution is 9.20. What is the [H3O+]
1. 1 answer
2. asked by Leaf02
3. 672 views
Sodium propionate, NaC3H7O2, is used as a food preservative. What is the Kb of C3H7O2- given Ka HC3H7O2 = 3.4x10-5.
1. 1 answer
2. asked by Leaf02
3. 567 views
An aqueous solution has a pOH = 6.5. What is the [H3O+] of this solution?
1. 1 answer
2. asked by Leaf02
3. 936 views
Aspirin (acetylsalicylic acid) can cause stomach bleeding. Only the acid form can cross the stomach lining. Determine the ratio
1. 1 answer
2. asked by Leaf02
3. 560 views
What is the pH of a solution containing 0.81M HA and 0.35M A- ? Ka HA=5.45x10-8.
1. 1 answer
2. asked by Leaf02
3. 588 views
What ratio of C2H3O2- to HC2H3O2 is needed in a solution where the pH=3.85? pKa HC2H3O2 = 4.74
1. 1 answer
2. asked by Leaf02
3. 601 views
Mandy finds she can get a discount on corn cobs if she buys in bulk. She can get 100 kilograms ofcorn cobs for $160 from Matt,
1. 3 answers
2. asked by anonymous
3. 992 views
How did President John Tyler handle the annexation of Texas?Tyler encouraged annexation by claiming Britain wanted to take over
1. 2 answers
2. asked by bbypiperrockelle
3. 852 views
The solubility of PbSO4 is 0.048g/1iter. What is the Ksp of PbSO4? (MM PbSO4 = 303.3)
1. 1 answer
2. asked by Leaf02
3. 597 views
What is the molar solubility of Ba3(PO4)2. Ksp Ba3(PO4)2 = 1.3x10-29
1. 1 answer
2. asked by Leaf02
3. 792 views
A block of mass 5kg is lifted in 2second in 3second find the work done
1. 1 answer
2. asked by George
3. 220 views
what makes matter
1. 8 answers
2. asked by plump_peach
3. 342 views
18 and 27
1. 1 answer
2. asked by Siah
3. 138 views
An important consequence of the Fugitive Slave Act of 1850 wasimproved relations between the North and South. a gain in support
1. 1 answer
2. asked by claire rocksmith
3. 528 views
1.8 mol HCl and 3.3 mol NaOH react according to the equation
1. 3 answers
2. asked by Jorge
3. 435 views
in a class of 40 student study French or history. 20 student study both subject and the number of student who study French only
1. 2 answers
2. asked by Mensah Peter
3. 339 views
Which expression can be simplified as StartFraction 1 Over n Superscript 18 Baseline EndFraction?(n squared) Superscript 9 (n
1. 29 answers
2. asked by makenna.r.vanderpool
3. 4,262 views
12a + b when a=1/4 and b=4
1. 2 answers
2. asked by Sienna
3. 234 views
What are the factors that can influence the force of gravity on objects and how can they be manipulated in an experiment to
1. 0 answers
2. asked by Anonymous
3. 5,912 views
Pablo simplified the expression (2 Superscript negative 4 Baseline) Superscript negative 2 as shown.(2 Superscript negative 4
1. 10 answers
2. asked by makenna.r.vanderpool
3. 2,018 views
The Parthenon in Athens, Greece, is an ancient structure that has a rectangular base. The length of the base of the Parthenon is
1. 1 answer
2. asked by christyan
3. 467 views
Which rules of exponents will be used to evaluate this expression? Check all that apply.StartFraction left-brace (negative 8)
1. 5 answers
2. asked by makenna.r.vanderpool
3. 1,609 views
Fatima evaluated the expression StartFraction 4 m Superscript negative 3 Baseline n Superscript negative 2 Baseline Over m
1. 7 answers
2. asked by makenna.r.vanderpool
3. 2,493 views
If the theoretical enthalpy of a reaction is -602 KJ/mol and the actual enthalpy determined is -582, what is the percent error??
1. 1 answer
2. asked by June
3. 375 views
The ship uses 112 barrels of oil in traveling 75 miles at 28 mi/h. How many barrels of oil are used when the ship travels 30
1. 1 answer
2. asked by adrian
3. 285 views
. Es importante mi hermana no _______ la llave de la habitación. *1 point pierde pierda perden perda
1. 4 answers
2. asked by spagetti girl
3. 799 views
How do I calculate the mass of oxalate (c2o42-) given the following numbers in the equation;0.0003084 mol x 88.02 g
1. 5 answers
2. asked by Student
3. 397 views
You turned the knob of a 197cm by 99.2cm door (w/ mass 9.52kg) and pushed it with a perpendicular force of 8.75N to open it.
1. 0 answers
2. asked by help
3. 305 views
In a charming 19th-century hotel, an old-style elevator is connected to a counterweight by a cable that passes over a rotating
1. 0 answers
2. asked by help
3. 645 views
When you slosh the water back and forth in a tub at just the right frequency, the water alternately rises and falls at each end,
1. 0 answers
2. asked by Miya
3. 400 views
The wheel of a bicycle is rotating from rest at a constant rate of 5.11rad/s2. How much is the increase in angular velocity (in
1. 0 answers
2. asked by help
3. 740 views
A planet with mass 5.37×1024kg and radius 6.51×106m orbits its sun, a distance 141.68×109m away, in a uniform circular motion
1. 0 answers
2. asked by help
3. 467 views
Debra received her £15 pocket money on Saturday.She spent of her pocket money on magazines. She spent 2 5 of her pocket money
1. 1 answer
2. asked by Manuel Sierra
3. 390 views
What is the area of the largest circle that can be cut from a square measuring 12 cm on a side
1. 1 answer
2. asked by Analyn
3. 1,445 views
You turned the knob of a 194.22cm by 103.86cm door (w/ mass 9.05kg) and pushed it with a perpendicular force of 5.18N to open
1. 1 answer
2. asked by help
3. 391 views
the square of the length of the hypotenuse of a right angled triangle is equal to the sum of the squares of the length of the
1. 4 answers
2. asked by kim seokjin
3. 459 views
How many grams of MgCl2 are produced when 650 mL of 3 M hydrochloric acid solution reacted with excess magnesium hydroxide
1. 1 answer
2. asked by James
3. 723 views
Find the rate at which N280 will earn N21.00 psimple interest for 2 and the half years
1. 2 answers
2. asked by Wendy
3. 255 views
who invent the first calendar?and when??
1. 15 answers
2. asked by exploring the history!
3. 532 views
Find the length of an arc of a circle whose central angle is 135 and radius is 8 cm. Round your answer to the nearest tenth.
1. 2 answers
2. asked by Jake paul
3. 1,936 views
Here, when someone asks a question, does he get the answer on time?i need to know!!
1. 1 answer
2. asked by exploring the history!
3. 183 views
So: You find yourself in a room that has only 2 exit point doors, that are closed. You can safely exit through one of the 2
1. 2 answers
2. asked by Travis j Westerman
3. 377 views
Design a flowchart for a program that will read SALES from each record, print each salesamount, and print the number of records
1. 1 answer
2. asked by salah zedan
3. 1,022 views
Olivia reads 2/5 of her book on Monday. On Tuesday she reads 1/6 of what is remaining. On Wednesday she reads the final 35
1. 18 answers
2. asked by Anonymous
3. 3,053 views
Given the side lengths of 4, 4, and 5, can these three side lengths form a triangle?TRUE or FALSE
1. 2 answers
2. asked by Ryan
3. 343 views
Write the equation that represents the variation or explain why it is neither.
1. 1 answer
2. asked by pamela
3. 185 views
2tanx-sin2x÷2sin*2x =tanx
1. 2 answers
2. asked by Njabulo
3. 513 views
How can I effectively prepare for and achieve a high score on future quizzes?
1. 0 answers
2. asked by Rambo
3. 304 views
What are the different forms of verb mood and how does each form impact the meaning of a sentence?
1. 0 answers
2. asked by TTVbeast5034
3. 6,518 views
Assume that a catcher in a professional baseball game exerts a force of -65.0 N to stop the ball.
1. 1 answer
2. asked by sara
3. 368 views
Which expression is equivalent to10 n + 81 − 4 n − 9 ?
1. 3 answers
2. asked by momokun
3. 731 views
I am very confusedResearchers plotted a distribution curve for leg length in a population of birds, with length from short to
1. 8 answers
2. asked by Anonymous
3. 3,851 views
If angle three is 25° what is the measurement of angle 4
1. 2 answers
2. asked by Don't worry about it
3. 318 views
can someone check my work??-How did Rome’s government influence later governments? my answer: Romes government influenced
1. 2 answers
2. asked by helloo
3. 583 views
The phrase, "the Elastic Clause," comes from which power of Congress??A.) Enumerated Powers B.) Implied Powers C.) Inherent
1. 15 answers
2. asked by DragonGirl!! :3
3. 2,743 views
Ginger has 12 plastic bead containers. The containers measure 1 inch on each side. How many rectangular prisms, each with a
1. 3 answers
2. asked by Quillin
3. 344 views
the rate of the growth of population of bacteria is modelled by the equation dp/dt = 3t^2 + 6t where p is the population size at
1. 1 answer
2. asked by samera
3. 509 views
They randomize the question numbers but the questions should all be the same, just in a different order.There is a heat wave
1. 0 answers
2. asked by B.B
3. 267 views
In a race , Ram covers 5 km in 20 min. How much distance will he cover in A=100 min ?B=25 km C=26 km D=35 km E=40 km
1. 3 answers
2. asked by keiry
3. 402 views
Each week, Ainsley spends $28 at the local coffee shop. If she gets a total of $50 each week from her parents for allowance,
1. 1 answer
2. asked by ainsley
3. 394 views
Does the following line intersect the curve y = √x ? If yes, then at how manypoints? y =10
1. 1 answer
2. asked by Helen
3. 513 views
I need some help on the test. My grades an F and I’m trying to raise it. I’m not asking for the answers but I’m asking for
1. 1 answer
2. asked by 18462916
3. 348 views
The amount of light reflected from a mineral’s surface is
1. 1 answer
2. asked by Aniyah green
3. 296 views
What happen to the level of surface water and ground water during a drought
1. 1 answer
2. asked by Walter
3. 250 views
A 2-kilogram block slides along a horizontal, frictionless surface at 5.0 meters per second for 4 seconds. The magnitude of the
1. 1 answer
2. asked by building
3. 727 views
I need the answers to Lesson 13:Using Graphs to Analyze Date Unit Test. Please I’m already failing and I’m trying to raise
1. 21 answers
2. asked by Help please..
3. 937 views
Help! I need help on language arts, What's Out There? Unit TestHelp quick!
1. 56 answers
2. asked by Lon
3. 248,291 views
Im struggling on that test, answers please!
1. 0 answers
2. asked by Rat47
3. 249 views
A ball is thrown straight up from the top of a building 128 ft tall with an initial velocity of 80 ft per second. The heights(t)
1. 1 answer
2. asked by Angel45
3. 661 views
1.Which of these examples best shows President Carter’s willingness to solve problems with a conservative solution?Carter
1. 1 answer
2. asked by isabel
3. 1,584 views
An amusement park has three roller coasters, the “Falcon Flyer” placed at (50, 300), the “Sprinter” placed at (400,
1. 1 answer
2. asked by Eric
3. 572 views
aria cut 30 feet of string into 8 pieces of equal length for a project. How long was each piece of string?
1. 1 answer
2. asked by josiah
3. 289 views
A 1200 N force is applied to a 1000 kg car, what would its acceleration be?
1. 1 answer
2. asked by Tyrus Wolf
3. 414 views
what happens to the force is qA is tripled, qB is doubled and d is reduced by four?
1. 2 answers
2. asked by john
3. 294 views
What solution is used to remove carbon dioxide from air
1. 2 answers
2. asked by Anonymous
3. 210 views
What are ALL the answers of week 27?
1. 0 answers
2. asked by M.G.A.
3. 178 views
How many triangles can be drawn with side lengths 3, 5, and 9?A. 0 B. 1 C. 2 D. 3
1. 4 answers
2. asked by Techy
3. 319 views
Quick Check: Growth up to World War I:A C,D,E D A C These are my Answers can someone pls Check them.
1. 2 answers
2. asked by X3
3. 525 views
What is the best explanation for the changes in population and steel consumption during the last 50 years on the graph?(1 point)
1. 31 answers
2. asked by lun
3. 5,115 views
What is the central idea of this paragraph? List and explain the details that support this idea.
1. 1 answer
2. asked by b
3. 939 views
IF A CYLINDER IS 4CM IS THE CIRCUMFERENCE AND THE HIEGHT IS 12CM JHOPW MUCH WATER WOULD FIT IN IT HELLLPPPP
1. 12 answers
2. asked by PLS HELP NOW
3. 298 views
For ΔABC, the measure in degrees of angles A, B, and C are 30, 4x, and 50 respectively. What is the value of x?
1. 2 answers
2. asked by Techy
3. 512 views
The scatter plot shows a hiker's elevation above sea level during a hike from the base to the top of a mountain. The equation
1. 1 answer
2. asked by Anonymous
3. 1,255 views
Part B: What is the area of the circle rounded to the nearest square foot?A. 251 ft2 B. 1,600 ft2 C. 2,037 ft2 D. 509 ft2
1. 1 answer
2. asked by Joshua
3. 585 views
The sum of twice a number and two is fifteenAnswer it in equation
1. 2 answers
2. asked by HELP ME NOW PLSSSS
3. 677 views
1. Which of the following defines verb mood?answer: a verb form that shows the manner in which an idea is expressed in a
1. 14 answers
2. asked by bob
3. 6,184 views
Which of the following explains why direct democracy worked in Athens?
1. 3 answers
2. asked by Casey
3. 633 views
Simon Bolivar, Miguel Hidalgo, Toussaint L'OvertureWhich of these Latin American rebel leaders had the greatest impact on their
1. 0 answers
2. asked by Sonia
3. 238 views
Each of three sets A,B,C has exactly 3 elements. A−B={1,5}; B−C={2,4}; C−A={3,7}. Find A,B and C.Plse explain step by step
1. 0 answers
2. asked by Kaur
3. 209 views
Which of the following processes might be one of the first steps in the formation of a sedimentary rock?
1. 1 answer
2. asked by Anahi
3. 356 views
Each of three sets A,B,C has exactly 3 elements. A−B={1,5}; B−C={2,4}; C−A={3,7}. Find A,B and C.
1. 1 answer
2. asked by Kaur
3. 207 views

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