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2018
September

Questions Asked on September 30, 2018

Simplify 4a³b×3ab–²
1. 6 answers
2. asked by Effiong
3. 2,726 views
How does the knight feel after he kills the other knights?
1. 5 answers
2. asked by Sonam
3. 1,128 views
in a class of 36 pupils, 12 are girls. what fraction of the class are boys
1. 1 answer
2. asked by waleola
3. 1,456 views
Felicia's mom is 4 times as old as Felicia. In 16 years years her mom will be twice her age. How old is Felicia now?
1. 3 answers
2. asked by margaret
3. 1,062 views
Calculate the number of moles of magnesium chloride produced by reacting 168g of magnesium trioxocarbonate (IV) with excess
1. 11 answers
2. asked by Anonymous
3. 3,476 views
3/5 of the booksin a class library are englishbooks. The rest are non-english books. If the total number of books in the library
1. 3 answers
2. asked by Jane
3. 1,399 views
To prepare 5 mL of 1 mM glucose, how much glucose would you need to weigh? How do you prepare1 mL of 1 mM NaCl using the NaCl
1. 1 answer
2. asked by Ethan
3. 960 views
Look I read what you guys said on my other post. I went back to my text and this is what is says.Again I am NOT trying to cheat
1. 11 answers
2. asked by Kandy Girl
3. 743 views
after winning $280,000 in the lottery, maurika deided to place the money in three different investments : a certificate of
1. 1 answer
2. asked by f
3. 2,170 views
How can i start writing a reflection on motherhood. I want to write a sentence that is a hook which will grab a readers
1. 1 answer
2. asked by Selena123
3. 581 views
Shelby has a new prescription for an albuterol inhaler. The directions say to use 1-2 inhalations every 4-6 hours as needed. The
1. 1 answer
2. asked by Natasha
3. 440 views
To prepare 20 mL of 15 mM NaCl, how much NaCl would you need to weigh?2. To prepare 5 mL of 1 mM glucose, how much glucose would
1. 4 answers
2. asked by Ethan
3. 2,990 views
A quantity of 1.435g of naphthalene (C1oHs), a pungent-smelling substance used in moth repellents, was burned in a bomb
1. 1 answer
2. asked by Anonymous
3. 3,728 views
If you dissolve 20 g of a drug in 250 ml of water, what is the percentage strength (w/w)?My answer: (20 g/250 ml) = (x/100 ml)
1. 1 answer
2. asked by Natasha
3. 389 views
A 100 mL sample of 0.300M NaOH is mixed with a 100mL sample of 0.305M HNOs in a coffee cup calorimeter (constant pressure). If
1. 0 answers
2. asked by Anonymous
3. 470 views
what is the value of 1.555 50 is the place I need t o know the value of please help me-
1. 1 answer
2. asked by isabela
3. 389 views
Pentaborane-9, BsHs, is a colorless, high reactive liquid that will burst into flame or even explode when exposed to oxygenThe
1. 0 answers
2. asked by Anonymous
3. 743 views
An ideal gas confined in a cylinder by a movable piston at 25°C and 150 KPa is heated at constant pressure to 38°C. The Cp of
1. 0 answers
2. asked by Anonymous
3. 571 views
Find the amount of heat to be released to convert 40 grams of steam at 108°C to ice at -7°C. The latent heat of fusion and the
1. 0 answers
2. asked by Anonymous
3. 900 views
A 100 mL sample of 0.300M NaOH is mixed with a 100mL sample of 0.305M HNOs in a coffee cup calorimeter (constant pressure). If
1. 0 answers
2. asked by Anonymous
3. 513 views
What is the probability of each event?a. rolling a sum of a prime number on one roll of two standard number cubes. b. rolling a
1. 2 answers
2. asked by Emily
3. 573 views
@damon @Ms. Sue ..... I'm not sure if this tags you or not, but please help!Which belief defines Christianity as a religion
1. 6 answers
2. asked by Anonymous
3. 804 views
Solve for f.14+12f≥5f+14>12f+7
1. 1 answer
2. asked by Dragon Song
3. 467 views
1.) differentiate: y=sin (3x/2) + cos (3 x/2)6.) If 3x3 - 3y3 = 48, find y" at point x = 2.
1. 2 answers
2. asked by Paige
3. 371 views
A Car Starting From Rest It Accelerated Uniformly To A Velocity Of 100.8K/h . Convert This To Meter Persecond.
1. 6 answers
2. asked by Barber Dabor
3. 1,494 views
I need help on these questions. I couldn't find the exact answers in my textbook.1. Anne Hutchinson and Roger Williams were
1. 1 answer
2. asked by bizzle
3. 545 views
A Moto Car Accelerate For 10sec to attain a velocity for 20m/s. it continue with uniform velocity for a further 20sec and the
1. 1 answer
2. asked by Barber Dabor
3. 671 views
What were some of the effects of the Reformation and Counter-Reformation on Europe?
1. 0 answers
2. asked by warrior cat/sue I NEED HELP!!check these plz!!
3. 5,750 views
th 6th gradeI have to covert 64 into fraction,decimal and percentage. So my answer is: Fraction 64/64 Decimal 1.01 Percentage
1. 1 answer
2. asked by Mary
3. 842 views
A Train Moves With A Speed Of 54 km/h For One Quater Minutes Find The Distance Travelled By The Train.
1. 4 answers
2. asked by Barber Dabor
3. 1,059 views
Which best describes a cause of US imperialism during the late 19th century?Military leaders believed that spending on warfare
1. 4 answers
2. asked by Bri
3. 1,790 views
1) Is a compound a mixture or a pure substance?
1. 1 answer
2. asked by MATO
3. 382 views
Explain how to add two rational expressions and how to subtract two rational expressions. How are the processes the same? How
1. 1 answer
2. asked by benis
3. 654 views
Write an argumentative essay on the topic "peer pressure destroys character".write for the motion.
1. 15 answers
2. asked by Abdul aziz
3. 2,357 views
A motor car accelerate for 10sec to attain a velocity of 20m/s. If continues and then decelerate so that is stop in 20sec.
1. 6 answers
2. asked by Barber Dabor
3. 1,491 views
Sarah competes in a long jump competition.Her first jump is 4.25m. Her best jump is 12% more than this. However, her best jump
1. 8 answers
2. asked by Faith
3. 3,843 views
Let T be the plane −y+2z = −8. Find the shortest distance d from the point P0=(−5, 4, 2) to T, and the point Q in T that
1. 0 answers
2. asked by Sara
3. 911 views
If square of a number ends with 5,then its cube ends with 25 . Is the statement correct ?
1. 2 answers
2. asked by kumar
3. 429 views
a radio station is giving every third caller a t shirt and every tenth caller a mug. which caller will be the first to receive
1. 5 answers
2. asked by margaret
3. 695 views
Heidi spent $60 on clothing items. she bought 2 pairs of shorts $10 each. some t-shirts for $4 each and some sandals for $12
1. 3 answers
2. asked by margaret
3. 916 views
A 4.240 kg block of wood rests on a steel desk. The coefficient of static friction between the block and the desk is μs = 0.455
1. 1 answer
2. asked by suvee
3. 1,551 views
A vendor plans to sell mixed nuts for Php 20.00 per 50 grams with peanuts costing Php 1.50 per gram and Php 2.00 per gram for
1. 1 answer
2. asked by Storm
3. 538 views
The distance between two piers is S miles. Two boats started moving simultaneously at speeds R1 and R2. How can you find the
1. 1 answer
2. asked by Anonymous
3. 798 views
In a course where all the marks are awarded out of 100. Alex received a 70 on his essay and a 90 on his final exam. He got an 80
1. 2 answers
2. asked by Roxy
3. 510 views
Compare and Contrast the Old and New Manifest Destinies in the context of Westward Expansion and the Spanish American War.
1. 1 answer
2. asked by Nirav
3. 909 views
How many grams of a drug should be added to 180 ml of water to make a 15% (w/w) solution?My answer: 0.15 = (x/180) x= 27 gm
1. 1 answer
2. asked by Natasha
3. 640 views
Ten less than five times a number is less than six times the number decreased by eightDoes this mean 5x-10=-6x-8
1. 3 answers
2. asked by Stacy
3. 2,043 views
How does the answer is pi/2 and not 0 for the question lim as t1-->-∞ from t1 to 0 integral (1/(1+x^2))dx
1. 1 answer
2. asked by mi
3. 394 views
Which best describes a cause of US imperialism during the late 19th century?Military leaders believed that spending on warfare
1. 3 answers
2. asked by Bri
3. 938 views
hw heat is require to convert 20g at 0 degree celcius to Water At Thesame Temp? (l Of Ice Is 335j/g,
1. 1 answer
2. asked by Shafiu
3. 759 views
Q69 Which of torque given below is required to change the angular momentum flywheel from 15kgm_2/s to 150kgm_2/s during a time
1. 3 answers
2. asked by Lara
3. 925 views
The radius of moon is 27% of the earth radius and its mass is 1.2 % of the earth mass find the acc due to gravity on surface of
1. 2 answers
2. asked by Lara
3. 846 views
Let S be the plane defined by 2x+4y+2z = 4, and let T be the plane defined by x+3y+3z = 2. Find the vector equation for the line
1. 1 answer
2. asked by dan
3. 1,382 views
100 mL of buffer solution that is 0.15M HA (Ka= 6.8x10-5) and 0.20M NaA is mixed with 15.2mL of 0.35M NaOH. What is the pH of
1. 1 answer
2. asked by Anonymous
3. 795 views
the x intercept of a line is -5 and the y intercept of the line is -2. what is the equation of the lineA. y=- 5/2 x-5** B. y=
1. 1 answer
2. asked by Anonymous
3. 931 views
Hello,I'm a little confused & not sure where I went wrong: Solve the following systems of equations algebraically using the
1. 3 answers
2. asked by Kayla
3. 583 views
find the range for the set of numbers:13950,11250,14600,14300,14600,12200,11150,11300
1. 1 answer
2. asked by Keonn'a
3. 418 views
A company is conducting a biochemical experiment for the next 12 months. In the first month, the expenses are estimated to be
1. 0 answers
2. asked by Yoyo
3. 670 views
Write a chemical equation for na tom losing a third electron
1. 1 answer
2. asked by Abby
3. 451 views
I have to compute the symbol coordinates and modulation constellation and I don't really know how to do that when I don't have a
1. 0 answers
2. asked by Arnau EC
3. 454 views
How many minutes does it take to form 10.0L of O2 Measured at 99.8kpa and 28 C from water if a current of 1.3A passes through
1. 0 answers
2. asked by anna cruz
3. 565 views
Q60 The radius of 4rth orbital of an atom if bohrs radiusis 0.529A will be? Ans 8.4A
1. 2 answers
2. asked by Lara
3. 322 views
Q31 How many moles are present in 20 cm^3solution of 0.05M HCL?Ans 10^-3mol
1. 0 answers
2. asked by Lara
3. 364 views
Q35 5 mol of H2O contain no of OH ions ?Ans 3.10×10^24ions
1. 0 answers
2. asked by Lara
3. 328 views
Q49 One litre of solution contain 30g acetic acid the active mass of acetic acid is?Ans 1.0mol/L
1. 1 answer
2. asked by Lara
3. 1,417 views
Q54 The ratio of the rate of diffusion of two gases is1:3 then ratio of the molecular wieght?Ans 9:1
1. 1 answer
2. asked by Lara
3. 420 views
Change on each plate of a parallel plate capacitor is 6microC and capacitance is 4 microf what is p.d between plates?Ans 1.5
1. 2 answers
2. asked by Lara
3. 486 views
Hello,I just want to make sure I'm doing this correctly: Solve the following systems of equations algebraically. y=x^2-1
1. 1 answer
2. asked by Kayla
3. 515 views
How many mole of O2 are needed for complete combustion of two mole of butane C4H10?ANS 13
1. 2 answers
2. asked by Lara
3. 465 views
Q85 three resistor are connected in parallel total resistance is 5 ohm if p.d across first resistance is 20V then the potential
1. 2 answers
2. asked by Lara
3. 464 views
Lucy made 1268 paper cranes. John made twice as many paper cranes as Lucy. How many paper cranes must John give to Lucy so that
1. 1 answer
2. asked by Amna
3. 506 views
Town Y and town Z were 512km apart. Car A left Town Y for town Z at a speed of 32km/h. An hour later, car B left Town Z for Town
1. 1 answer
2. asked by Roxy
3. 631 views
Dextrose 5% in Normosol M Solution (D5NM) is a hypertonic solution that is non pyrogenic and is a nutrient replenisher. In each
1. 0 answers
2. asked by Qin
3. 731 views
What mass of copper is produced when an excess of sodium is added to 5.0 g of copper sulfate?
1. 0 answers
2. asked by Sarah
3. 430 views
What volume of oxygen is produced when 200cm³ of hydrogen peroxide with concentration of 2.5moldm⁻³ fully decomposes? Give
1. 0 answers
2. asked by Sarah
3. 442 views
1. Turning a diagram of your square with the lengths of the sides on it. See grid paper to sketch. Sketch it on the grid paper
1. 1 answer
2. asked by Anonymous
3. 754 views

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