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Questions (160)

20cm cube of 0.1M HCL exactly neutralized 25cm cube of sodium hydroxide solute . what's molar concentration of alkali
1. 1 answer
2. 131 views
What is the quadratic formula of 4,12,36
1. 2 answers
2. 76 views
Why is the invention of agriculture revolutionary?
1. 1 answer
2. 278 views
The perimeter of a rectangular garden is 44 yards. It's length is 5 yards less than double the width. Find the length and the
1. 1 answer
2. 703 views
Why were the members of the Third Estate dissatisfied with their wayof life under the Old Regime?
1. 1 answer
2. 631 views
To get in shape for a marathon, Shelby started running around the block a few times each morning.
1. 2 answers
2. 648 views
A(2,5), B(3,1)
1. 2 answers
2. 430 views
-5g - 6 for g = -2A 4 B 16 C 10 D -13
1. 2 answers
2. 392 views
A water trough is 8m long and its cross-section is an isosceles triangle which is 60cm wide at the top, and the height is 60cm.
1. 1 answer
2. 990 views
A ship sails 50 km on a bearing of 70 degrees. How far North is it from its starting position.
1. 1 answer
2. 1,844 views
How do I work out what the x and y equal in this equation: 4 over x plus 5 over y equals 21
1. 1 answer
2. 355 views
Steve and Sue are married with three dependent children. Their 2015 joint income tax return shows $389,000 of AGI and $60,000 of
1. 1 answer
2. 675 views
5x - 5y = -5 4x + 2y = 20
1. 1 answer
2. 325 views
How much heat must be added to 1-kg of 0 degrees Celsius water to turn it into water at 50 degrees Celsius? If the water had
1. 0 answers
2. 773 views
A rectangle has an area of 36m2 list all possible lengths of sides using while numbers it could have
1. 1 answer
2. 841 views
Complete the data set with one value so the mean of the data is 13 using numbers10, 14, 8, 16, 12, x. X=18 Which value can you
1. 1 answer
2. 1,231 views
-3 =8x-4y solve for y
1. 2 answers
2. 445 views
A bird leaves his nest and travels 20 miles per hour downward for x hours. On the return trip the bird travels 4 miles per hour
1. 1 answer
2. 1,000 views
What is 1/10 of 300,000?
1. 1 answer
2. 337 views
there are 100,000 narwhalsonly 100 of them have horns because they are males the rest are females so they don't have horns how
1. 3 answers
2. 447 views
Bookstore has a website for which 90 percent of their book sales are to out of state customers and not subject to the collection
1. 0 answers
2. 928 views
How do I work this problem?m=-3, (4,5)
1. 2 answers
2. 358 views
How long will it take to go three tenth of an mile going 80 miles an hour
1. 1 answer
2. 390 views
How many traits are involved in a monohybrid cross? How many alleles are involved?What prevents the expression of a recessive
1. 0 answers
2. 771 views
The yellow cane Alexandra finds at maries house is a symbol of
1. 1 answer
2. 427 views
The perimeter of a volleyball court is 180 feet, anditswidth is 40 feet Find the length of the volleyball court
1. 1 answer
2. 559 views
A car is driving at an average speed of 100km/hr for 2 hours, then drives an average of 50.0km/hr for one hour. what was the
1. 1 answer
2. 830 views
It takes Jaiden 5 and 3/4 hours to do her homework each week. It takes her 2 and 3/4 hours to complete her science and 1 and 1/2
1. 1 answer
2. 838 views
According to his prelaboratory theoretical yield calculations, a student's experiment should have produced 1.41 g of magnesium
1. 0 answers
2. 597 views
Can somebody please answer my question.
1. 0 answers
2. 375 views
'calculate the mass in amu of 2.879 1023 xenon atoms'
1. 1 answer
2. 464 views
Merchants usually sell small nuts, washers, and bolts by weight (like jelly beans!) rather than by individually counting the
1. 1 answer
2. 935 views
What volume will 823 mL of SO3 gas at 11 degrees celsius and 720 mm Hg occupy when the pressure is raised to 1.55atm and the
1. 1 answer
2. 529 views
A volume of 725 mL of a gas is collected at 105 degrees celcius and 746 torr. The gas sample wights 1.92 grams. What is this
1. 1 answer
2. 544 views
It takes 37.16 mL of 0.510 M HCL to neutralize 25.00 mL of NaOh. What is the concentration of the NaOH?
1. 1 answer
2. 828 views
2.9 in3 of mercury to its volume in milliliters and its mass in kilograms
1. 1 answer
2. 495 views
263 mL ethanol to its mass in grams
1. 1 answer
2. 432 views
Iron has density 7.87 g/cm3. If 52.3 g of iron is added to 74.5 mL of water in a graduated cylinder, to what volume reading will
1. 2 answers
2. 3,462 views
28.09 g of silicon contains 6.02 1023 silicon atoms. What is the mass in grams of 1.06 1025 silicon atoms?Can you help me
1. 2 answers
2. 1,368 views
28.09 g of silicon contains 6.02 1023 silicon atoms. What is the mass in grams of 1.06 1025 silicon atoms?
1. 1 answer
2. 582 views
What would be the molarity of a solution made by dissolving 126g K3PO4 into 1500 mL of water?
1. 3 answers
2. 654 views
Is this correct?3.84 mol(2 H2O/7.68)????
1. 1 answer
2. 351 views
Find the mass of water (H2O) needed to react with 150 grams of potassium (K)2K(s) + 2 H2O (g)-2KOH +H2(g) How do I get the
1. 0 answers
2. 830 views
Find the mass of water (H2O) needed to react with 150 grams of potassium (K)2K(s) + 2 H2O (g)-2KOH +H2(g) How do I get the
1. 7 answers
2. 824 views
Find the mass of water (H2O) needed to react with 150 grams of potassium (K)2K(s) + 2 H2O (g)-2KOH +H2(g) How do I get the
1. 2 answers
2. 763 views
find the mass of water(H2O) needed to react with 150 grams of potassium(K)
1. 3 answers
2. 740 views
1/10^-8 in scientific notation
1. 1 answer
2. 382 views
1/10^-8 in scientific notation. I need help please.
1. 1 answer
2. 474 views
1/0.000015 in scientific notation. Please explain how to do this.
1. 2 answers
2. 751 views
1/10e-8 in scientific notation. How do I solve this please.
1. 1 answer
2. 529 views
If 525J of energy are added to a 75.5g piece of iron at 22.2 degrees celcius what is the final temperature?
1. 1 answer
2. 452 views
How much energy is required to raise the temperature of a 34.4g Al bar from 20.0 to 35.5 degrees celcius?
1. 1 answer
2. 448 views
How many atoms of nitrogen are in 3.00g of N2O5?
1. 8 answers
2. 3,150 views
15gr of potassium chloride is diluted in 2 L of sterile water for injection. What is the final percent strength?
1. 1 answer
2. 511 views
Imagine that you are advising President Obama as he develops his address to the nation on ISIS, what specific actions would you
1. 1 answer
2. 768 views
research project APA style, regarding:P POA indicator questions. I want to know if I need to post the questions, and then answer
1. 0 answers
2. 544 views
Mrs. Bates watched David work a puzzle that he had chosen from the ones she put on the table. She listened and commented when
1. 2 answers
2. 1,059 views
Needing help, Please..Robert needs to fill up a box with packaging material. Use the picture below to calculate the volume of
1. 1 answer
2. 431 views
Robert needs to fill up a box with packaging material. Use the picture below to calculate the volume of the box.Length (2x+3)
1. 1 answer
2. 450 views
Victoria wants to plant a vegetable garden in the shape of a square. She has a space allocated in her backyard that will
1. 0 answers
2. 594 views
Victoria wants to plant a vegetable garden in the shape of a square. She has a space allocated in her backyard that will
1. 1 answer
2. 637 views
John wants to hire an editor to check his thesis paper. The editor charges a flat rate of $50 and $2 per page. Write a
1. 1 answer
2. 517 views
A party planner can spend a maximum of $5000 on food. If the chicken dinner (x) costs $20 and the steak dinner (y) costs $25,
1. 1 answer
2. 524 views
A ruler stands vertically against a wall. It is given a tiny impulse at θ=0∘ such that it starts falling down under the
1. 3 answers
2. 643 views
You deposit $1,000 for 4 years at an interest rate of 2.0%. If the interest is compounded annually, how much money do you have
1. 2 answers
2. 1,124 views
if takes bob 40 mins to type 6 pages how many pages can bob take type in 2.5 hours
1. 1 answer
2. 311 views
11. Which of the following sets of Library of Congress call numbers is in the correct order?A. E88 G62 L166 1995, E88 G62 L45,
1. 1 answer
2. 376 views
Find the z-scores that bound the middle 55% of the standard normal distribution____ small value _____ larger value
1. 0 answers
2. 777 views
Find the z-scores that bound the middle 55% of the standard normal distribution____ small value _____ larger value
1. 1 answer
2. 771 views
Net Ionic Equation for reaction between bromide and silver nitrate
1. 1 answer
2. 508 views
Suppose two passengers end up with a reservation to Los Angeles. Two alternatives are proposed:a. Toss a coin b. Sell the ticket
1. 0 answers
2. 423 views
Rectangle Dimensions: The length of a rectangle is 7 inches longer than the width. If the perimeter of the rectangle is 62
1. 2 answers
2. 1,859 views
Lumberjacks had 30 acres to clear.they cleared 5 acres a day. How many days did it take to clear the trees from the acre?
1. 1 answer
2. 750 views
What type of analogy is garbage:smelly and antenna:radio?
1. 1 answer
2. 464 views
a 1.00 x 10 W electric motor is used to life a 955 kg object vertically 25.0 m at a constant velocity. How much time does it
1. 1 answer
2. 452 views
25.00 mL of heavy water (D2O where D is a hydrogen with a neutron in its nucleus) at 20 degrees C was pipetted into a 37.234 g
1. 2 answers
2. 2,920 views
a surveyor is trying to determine the change in hight h from the bottom to the top of a hill. If the height of instrument H is
1. 1 answer
2. 634 views
Forcefriction=(Psin37+15*9.8)*.70So Pcos37 must equal to the force, solve for P. how to get the magnitude of P??how to solve for
1. 1 answer
2. 408 views
A 15 kg box sits on a horizontal force.the coefficient of static fricition between the box and the surface is 0.70. if a force P
1. 1 answer
2. 1,130 views
solve -6x+5+5=47 x=
1. 1 answer
2. 417 views
add simply or fraction5 3 4 ------ + -- + --- = 8 20 15
1. 1 answer
2. 412 views
At 265 K, the pressure of 0.0454 mol of an ideal gas is 1.42×105 Pa. What volume does the gas occupy?Please help!
1. 1 answer
2. 473 views
At 265 K, the pressure of 0.0454 mol of an ideal gas is 1.42×105 Pa. What volume does the gas occupy?
1. 0 answers
2. 470 views
If teacher x gives a pop quiz on Monday and then every five classes, and teacher y gives a pop quiz on Monday and then every six
1. 1 answer
2. 1,150 views
What is the ratio of KC2H3O2 and HC2H3O2 in a buffer with a pH of 5.25? Ka = 1.8 x10-5?
1. 2 answers
2. 709 views
Which of the following quantum numbers describes the shape of an orbital?A) principle quantum number (n) B) magnetic quantum
1. 2 answers
2. 2,780 views
A river boat company offers a 4th of july trip to an organization with understanding that there will be at least 400 passengers.
1. 2 answers
2. 632 views
Given the following reaction and enthalpy change, calculate the amount of heat for converting 100.4g of liquid water
1. 1 answer
2. 718 views
How much heat is required to warm 250.4 g of water from 22.6 C to 75.8 C given that the specific heat capacity of water is 4.184
1. 3 answers
2. 1,233 views
how to rewrite sentences that have mistakes in capitalizing and punctuating compound sentences
1. 1 answer
2. 556 views
Assuming the required RoR for an Investment is 12% and using an inflation rate of 3%, would you recommend the
1. 1 answer
2. 1,111 views
If you have a circle in a square and r is the radius of the cicle and x is the measurement outside the square what would the
1. 1 answer
2. 506 views
A rectangle has sides of 22 ft and 30 ftyou need to pour concrete 1ft wide and 4 ft deep how many cubic feet of concrete will
1. 1 answer
2. 492 views
I have a sample population of 50. This number represents 60% of people in a particular state recevinh mental health services.
1. 0 answers
2. 540 views
Joe's electric made 17 customer calls last wk and 23 calls this week. How many calls must be made next week in order to maintain
1. 3 answers
2. 6,391 views
A certain kind of animal weighs about 77 pounds at birth and gains 2 pounds per day for the first few weeks. Determine those
1. 1 answer
2. 1,112 views
a point is placed on a two dimensional grid at some distance away from another point. The newly addes point is 95 degrees away
1. 1 answer
2. 441 views
Triangle ABC has vertices A(-3,2) B(4.5) AND C(4,-1) Fin out wether the triangle is isosceles?
1. 2 answers
2. 839 views
describe the processes of transcription and translation and correctly identify the anticodon for the following DNA template
1. 0 answers
2. 431 views
Can anyone help with this questionIf Earth's land features made by process of moving water are likely to be found on other
1. 1 answer
2. 512 views

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