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Questions Asked on June 22, 2020

The numbers on the top of the coumns on the periodic table representA The number of valence electrons that each of those
1. 1 answer
2. asked by Anonymous
3. 2,941 views
A triangle has sides Xcm, (x+4)cm and 11cm, where x is a whole number in cm. If the perimeter of the triangle is less than 32cm,
1. 3 answers
2. asked by Best
3. 1,160 views
Are subtractions and division commutative operations?Explain why or why not.
1. 1 answer
2. asked by milan
3. 376 views
Wendy is taking a cab ride. The ride costs $1.20 for the first 0.5 km, and $0.90 for each additional 0.5 km. If the trip costs
1. 2 answers
2. asked by Anonymous
3. 534 views
How many grams of Cl are in 305 g CaCl2 ?I am confused on how to start, but I found the molar mass of Ca is 40.08, Molar mass of
1. 2 answers
2. asked by Anonymous
3. 1,315 views
The following data came from a titration experiment.A student titrated 10.00 mL samples of Na2SO4 with 0.350 mol/L HBr
1. 2 answers
2. asked by Lysion
3. 503 views
Suppose you have two samples that are equal in weight, 21.3 g Ti and 21.3 g Cr2O3 .Calculate the number of moles of each
1. 2 answers
2. asked by Anonymous
3. 951 views
Factorise..x^6 -729 y^6
1. 2 answers
2. asked by Shehzad
3. 1,017 views
Find the domain, the range, and describe the level curves for the function f( x, y) = 1 + e^( -x^2 -y^2)
1. 1 answer
2. asked by Anonymous
3. 619 views
Find the distance between the skew lines(x-1)/2 = (y + 2)/3= (z- 3)/5 and x/3 = (y + 1)/4 = z/2
1. 3 answers
2. asked by Anonymous
3. 707 views
Factorise..8(l+m)^3 -27(l-m)^3
1. 2 answers
2. asked by Shehzad
3. 618 views
Amber is celebrating her birthday and wants to bring in cupcakes for her classmates. Each cupcake tray holds eight cupcakes and
1. 1 answer
2. asked by ashton
3. 1,365 views
When two atoms approach each other and react with each other, it is their outer shells that come into contact first, and it is
1. 1 answer
2. asked by Anonymous
3. 1,317 views
the scale of a mao is 1:6000000a) the distance between 2 towns on the map is 8.7cm. what is the actual distance? 1 cm on the map
1. 1 answer
2. asked by dakota
3. 1,726 views
Rajinder collects hockey cards. He currently has 75. He has a plan to collect 12 more each week. after how many weeks will he
1. 5 answers
2. asked by dakota
3. 760 views
What is the average mass of a single aluminum atom in grams?How do I solve this? I got 4.482 x 10^23. I divided
1. 1 answer
2. asked by Anonymous
3. 1,333 views
How do I find the molar mass of C18H14N2Na2O8S2 (Alura Red)?
1. 4 answers
2. asked by Ben
3. 475 views
Q1: If ax + b is the inverse of the function below, what is the value of a?f(x) = x + 0.5 Q2: If ax + b is the inverse of the
1. 1 answer
2. asked by aiden
3. 563 views
A water trough is 8 m long and has a cross-section in the shape of an isosceles trapezoid that is 40 cm wide at the bottom, 100
1. 1 answer
2. asked by Anonymous
3. 2,493 views
Addition and subtraction are inverse operations.Addition is commutative. Is subtraction commutative? Use an example to show your
1. 1 answer
2. asked by john
3. 574 views
A bullet is fired from the ground at an angle of 60^o above the horizontal. What initial speed 𝑣𝑣0 must the bullet have in
1. 1 answer
2. asked by Cent
3. 723 views
Tedʼs patio is the shape of a right triangle.Tell how he should determine the area of the patio.
1. 1 answer
2. asked by warith
3. 390 views
Please help with question blow. Thank you!Use the numbers 2, 3, and 4 and any operations or brackets. Write an expression that
1. 1 answer
2. asked by robart
3. 410 views
A torque of 77.7Nm causes a wheel to start from rest , completes 5.55revolutions and attains a final angular velocity of
1. 0 answers
2. asked by gloria
3. 493 views
On April 16, 2012, the President of Argentina introduced a bill for the re-nationalization of the country's largest energy
1. 2 answers
2. asked by ali
3. 986 views
You observe the following yields on the market:10-year Indian bond issued in local currency: 8% 8-year Indian bond issued in US
1. 0 answers
2. asked by ali
3. 537 views
I am stuck on these problems. I have tried it multiple times and gotten it wrong.1. A plane flies horizontally at an altitude of
1. 1 answer
2. asked by Anonymous
3. 874 views
How does2,3,5 4-2,5 1,2,-1 equal 2(2-10)-3(-4-5)+5(8+2) explain I lost
1. 2 answers
2. asked by Anonymous
3. 334 views
A 20-ft-by-30-ft swimming pool is filled with water. The depth is measured at 5-ft intervals, starting at one corner of the
1. 2 answers
2. asked by Anonymous
3. 3,411 views
Given that, the coefficient of x^4 is 3840 in the binomial expansion of (1+qx)^6. Find:i. The value of q. ii show that the of
1. 2 answers
2. asked by Joseph
3. 739 views
Construct a function T which given the total annual tax for an income × of an individual in implementation year 1
1. 1 answer
2. asked by Taki
3. 496 views
How do you describe how you can estimate the square root of a number that isn't a perfect square without a calculator?
1. 2 answers
2. asked by MackisaBlackCat
3. 449 views
according to the royal canadian mint act a 50 cent canadian coin must have a diameter od 27.13 milimeters. To the nearest
1. 3 answers
2. asked by kevin
3. 591 views
A woman put $580 into a savings account for three years. The rate of interest on the account was 6.5%. How much was the interest
1. 1 answer
2. asked by Anonymous
3. 523 views
Solve to the nearest degree the size of each angle of a regular heptagon
1. 1 answer
2. asked by Jennifer
3. 635 views
If people were to pay in a different currency such as seeds, how would it change the world we live in and what problems could
1. 1 answer
2. asked by JACOB
3. 337 views
Which operations would you use to find the answer to this question?18-6/3 ?
1. 4 answers
2. asked by robart
3. 324 views
Which quantity is proportional to 65⁄5?
1. 1 answer
2. asked by johan
3. 305 views
You and 3 friends order a pizza, 4 large drinks, and a loaf of cheese bread.You split the cost evenly with your friends. What
1. 2 answers
2. asked by milan
3. 1,304 views
A tractor is towing a large trailer on a horizontal road at a constant speed of 15km/h .The mass of the trailer is 1.3t and the
1. 1 answer
2. asked by Pearl
3. 1,020 views
At a currency market, I can make the following exchanges:- 1 US Dollar for 120 Japanese Yen -140 Japanese Yen for 1 British
1. 1 answer
2. asked by Raindrop
3. 517 views
True or false: The octet rule states that elements gain or lose electrons to attain an electron configuration of the nearest
1. 1 answer
2. asked by Anonymous
3. 1,956 views
"Is evil then truimphant"? Do you think this statement holds any truth in present day context"? Justify with four points..
1. 0 answers
2. asked by The white knight
3. 260 views

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