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July

Questions Asked on July 3, 2017

Calculate the number of ions present in 7.45 grams of potassium oxide.( At.mass of K= 39u).
1. 4 answers
2. asked by elby
3. 7,676 views
what is 8 divided by 100
1. 1 answer
2. asked by Anonymous
3. 706 views
Kathy went shopping with a certain amount of money. She spent 1/4 of it on shoes, 1/5 of it on lunch and 78 of it on cloths. She
1. 1 answer
2. asked by GJ
3. 486 views
The greatest and least resultant of two forces acting at a point are 16N and 4N.if they are acting at an angle 120 with one
1. 1 answer
2. asked by Komathan
3. 749 views
Find active mass of 4gm of H2.Please solve it and explain it.
1. 3 answers
2. asked by ABC
3. 634 views
You are asked to make 50 mM Tris-HCl pH 7.5. The pK of Tris is 8.1.What is the concentration of the components (Tris and
1. 1 answer
2. asked by Alberto
3. 965 views
You are asked to prepare 2 L of 50 mM sodium phosphate pH 7.0. ThepK2 of phosphate is 6.8. What are the amounts of sodium
1. 1 answer
2. asked by Alberto
3. 568 views
My mother feels (bad, badly) about what happened.I think that it is bad.
1. 3 answers
2. asked by Joe
3. 958 views
The sum of the numerator and denominator of a fraction is 3 less than twice the denomiator.If the numerator and denomiator are
1. 2 answers
2. asked by Ashish
3. 544 views
a sum required to earn a monthly income of 1200 at 18% per annum then SI?
1. 2 answers
2. asked by lakshmi
3. 488 views
Which one of these properties is directly proportional to molality and why?A) Electrical conductance B) Heat of solution C)
1. 0 answers
2. asked by MAD
3. 402 views
How many grams of Al2(SO4)3 can be produced from 10.0g of CuSO4?
1. 6 answers
2. asked by Nicole
3. 577 views
A woman is three times as old as her son just in 12years to came the woman will be twice as old as the son how old is the woman
1. 1 answer
2. asked by Kemigisa
3. 396 views
If m∠FCG = 9x + 3 and m∠GCB = 13x – 9, find m∠GCB
1. 2 answers
2. asked by Anonymous
3. 1,868 views
A defibrillator passes a brief burst of current through the heart to restore normal beating. In one such defibrillator, a 47.0
1. 2 answers
2. asked by Tina
3. 859 views
Two long straight parallel wires separated by L2 = 8.16 cm carry currents of equal magnitude but heading in opposite directions.
1. 1 answer
2. asked by Tina
3. 985 views
find the focus of x^2+4y^2+2x+24y++28=0. Thank you
1. 1 answer
2. asked by unowen
3. 388 views
A Gantt chart is good for planning but not an effective tool for control. .True False
1. 1 answer
2. asked by mo
3. 716 views
Find the quotient of4 7 and 3 5 . Give your answer as a fraction in its simplest form.
1. 4 answers
2. asked by Rippin
3. 3,033 views
How does the Supreme court affect the rights of citizens?*They affect citizens by looking into judical law before correcting
1. 4 answers
2. asked by Rose
3. 473 views
1: Part one: What are some facts about Plessy v. Ferguson? *I know that Plessy v. Ferguson is an example of judical review where
1. 3 answers
2. asked by Rose
3. 1,228 views
How many milliliters of an aqueous solution of 0.138 M potassium nitrate is needed to obtain 19.4 grams of the salt?
1. 1 answer
2. asked by Ashlei
3. 572 views
You need to make an aqueous solution of 0.233 M magnesium nitrate for an experiment in lab, using a 125 mL volumetric flask. How
1. 1 answer
2. asked by Ashley
3. 854 views
Ball 1 is moving to the right at speed Vo when it collides with ball 2 - is initially at rest. After the collision, ball 1 's
1. 0 answers
2. asked by Riley
3. 491 views
To the nearest tenth, find the perimeter of ΔABC with vertices A(2,4), B(-2,1) and C(2,1). Show your work.
1. 1 answer
2. asked by Crystal
3. 1,093 views
1. Let's get out of here.2. Let's go out of here. ------------------------------- Do you use only #1? What about #2? Why is #1
1. 1 answer
2. asked by rfvv
3. 309 views
79 pounds is how much money in US dollars?
1. 1 answer
2. asked by Anonymous
3. 557 views
IfCl − is the only anion in the solution, what is the Cl − concentration in milliequivalents per liter?
1. 2 answers
2. asked by jessica
3. 2,429 views
find the next number in the following sequence;1/2,2/3,3/5,5/8, _ *please i need your assistance guys for this question* My idea
1. 2 answers
2. asked by kelvin
3. 665 views
From experience, the manager of Kramer's Book Mart knows that 50% of the people who are browsing in the store will make a
1. 2 answers
2. asked by titi
3. 829 views
Let X be a normal random variable with μ = 12 and σ = 2. Find the value of the given probability. (Round your answer to four
1. 1 answer
2. asked by titi
3. 467 views
An aeroplane taking off a field has a run of 500 meter.what is the acceleration and take off velocity if IT leaves the ground 10
1. 1 answer
2. asked by Krishna
3. 507 views
Suppose X is a random variable with mean μ and standard deviation σ. If a large number of trials is observed, at least what
1. 1 answer
2. asked by titi
3. 757 views
The probability that an airplane engine will fail in a transcontinental flight is 0.004. Assuming that engine failures are
1. 2 answers
2. asked by titi
3. 1,426 views
Expressing amounts of energy in different energy units is necessary to solve many chemistry problems. For practice, complete the
1. 1 answer
2. asked by Anonymous
3. 3,197 views
A dime is found to have a mass of 2.33 grams.Using unit analysis, show what the mass of this dime is in kilograms. 2.33 grams x
1. 2 answers
2. asked by Anonymous
3. 1,361 views
How many meters are there in one picometer?
1. 1 answer
2. asked by Ashlei
3. 494 views
10 examples for suspension
1. 1 answer
2. asked by Om
3. 630 views
Answer to this questions Please *Question 8*A clock strikes once at 1 o’clock (am or pm), twice at 2 o’clock (am or pm),
1. 2 answers
2. asked by Tosin
3. 1,034 views
Hookes law states that the distance that a spring is stretched by hanging object varies directly as the mass of the object. If
1. 2 answers
2. asked by Anonymous
3. 3,084 views
i am a 3 digit number. my ones is one more than my tens. my tens digit is 0. my hundreds is 4 more than my ones. what number am
1. 1 answer
2. asked by josh
3. 443 views
what are the responsibility of keep us safe and perfected from any harm and danger
1. 1 answer
2. asked by Charvie
3. 376 views
What is smallest 3 digit number using 1,0,6,2,9,7, with digits repeated and without digits repeated?
1. 1 answer
2. asked by Gail
3. 496 views
The temperature at 6pm of town was 37 degree c at mid night the temperature was 31 degree c if the rise in temperature per hour
1. 1 answer
2. asked by Maths
3. 1,827 views
Can any body please explainA dejuicer was able to squeeze 1/5 of a pint of juice from a bag of oranges. This amount of juice
1. 1 answer
2. asked by kk
3. 578 views
Which is the largest 6 digit odd number without the repitition of the digits
1. 1 answer
2. asked by An
3. 380 views
At a given temperature, for a reversible reaction , if the concentration of reactants is doubled then the equilibrium costant
1. 3 answers
2. asked by annapurna
3. 499 views
If three teachers can grade 40 tests in 3 hours, how many hours will it take 12 teachers to grade 480 tests?
1. 1 answer
2. asked by Lucy
3. 1,189 views
A man pulls a 300N object across a horizontal surface using a 100 N force applied at a 35 degree angle. What is the normal
1. 2 answers
2. asked by Nontraditional Student
3. 791 views

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