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Felix
Questions and answers by visitors named
Felix
Questions (50)
The reaction CHCL3(g)+CL2(g)_CCL4(g)+HCL(g) has the following rate law:Rate =k [CHCL3][CL2].If the concentration of CHCL3 is
4 answers
7,440 views
A rectangular swimming pool 20m long by 12m wide is edged on all sides with a grass strip 8m wide.Find the area of the grass.
4 answers
1,316 views
A professor of economics gives multiple choice exams each semester. He curves the exams by giving the maximum possible points to
3 answers
959 views
What has a lot of power and start with with a "s" and ends with a "l".
1 answer
334 views
If 50.0 g of sodium bicarbonate is reacted and 11.0 g of carbon dioxide is produced, what is the percent yield of carbon
2 answers
533 views
What the density of 16/2
1 answer
307 views
Explain whether the following statement is a valid definition: “A 30° angle is an acute angle.” Use the converse,
1 answer
415 views
(This homework question has been removed because it was copied directly from a test.)
1 answer
294 views
(5x^-3)^2
1 answer
219 views
A solution contains 2 mEq/mL of KCL (Molecular weight 74.5). If a 20 mL ampule of this solution is diluted to 1 liter what is
1 answer
740 views
In which of the following solution would CaC2O4 have the highest molar solubility? Please help.
A) 0.01 M NaCl B) 0.01 M H2C2O4
1 answer
606 views
Calculate the molar concentration of uncomplexed Zn2+ (aq) in a solution that contains 0.22 mol of Zn(NH3)4 2+ per liter and
2 answers
553 views
In which of the following solution would CaC2O4 have the highest molar solubility? Please help.
A) 0.01 M NaCl B) 0.01 M H2C2O4
3 answers
2,039 views
Calculate the molar concentration of uncomplexed Zn2+ (aq) in a solution that contains 0.22 mol of Zn(NH3)4 2+ per liter and
4 answers
3,151 views
Suppose you are comparing two numbers that are greater than 1,000. You want to find the smaller of the numbers. How many pairs
2 answers
501 views
Point A and B are 0.1m apart. A Point charge of +3.0*10^-9 c is placed at A and a point charge at -1.0*10^-9c B. X is the point
1 answer
857 views
A plane has a max speed of 200 km/h. What is the maximum speed it can travel due west if there's a northwest wind at 50 km/h?
1 answer
371 views
what are the three smallest 7 digit whole numbers that can be made using only the digits 4,3,0,9,2,8,and 5? Each digit must be
3 answers
492 views
how much heat is needed to vaporize a 400.0 g of liquid water at 310.0 K?
2 answers
469 views
A tugboat pulls a ship with a constant horizontal force of 6000N and causes the ship to move through a harbor. The water exerts
2 answers
945 views
A boat starts out at 20km/h in direction 30 degrees. However, the boat is blown off course by a 12km/h wind blowing from 80
3 answers
824 views
write a pseudocode to list any 25 integer and display both negative and positive
1 answer
474 views
Is Ghana a classless society?
2 answers
706 views
I can't seem to get the right answer on my assignment. I keep on getting 276.403 and seem to get it wrong. Please help.
Suppose
1 answer
351 views
Hello, I'm not sure how to do this question.
Question A wheel with radius 5 cm is being pushed up a ramp at a rate of 4 cm per
2 answers
574 views
can printing technology as a course put food on your table
4 answers
409 views
Eight students are running for three positions in the student council: president, vice president, and secretary. Which
2 answers
1,266 views
Which contains more solute particles a 0.10 M aqueous solution of methanol (CH3OH) or a 0.10 M aqueous solution of table salt
4 answers
3,745 views
In how many ways can a family of seven sit round a table if the mother and father must sit together?
2 answers
588 views
The volume V of a gas varies directly with the reciprocal of the pressure P. What happens to the volume of the gas if the
4 answers
919 views
The strength of a rectangular beam varies jointly as its width and the square of its depth. If the strength of a beam 10 inches
2 answers
521 views
Suppose that x varies directly as y ^2 and inversely as z, and x is 5 when y is 3 and z is 3. What is z when x is 10 and y is 3?
3 answers
1,103 views
The strength of a rectangular beam varies jointly as its width and the square of its depth. If the strength of a beam 4 inches
2 answers
879 views
The frequency of oscillations of a pendulum varies inversely as the square root of the length of the pendulum. If a pendulum of
4 answers
913 views
Three towns A,B&C are located such that the distance between A&B is 15km and the distance between A&C is 90km, if the bearing of
4 answers
543 views
A man of 80kg stands on a spring scale in an elevator during the first 10seconds of motion from rest. the tension T in the cable
2 answers
772 views
I'm wondering if someone has answers for pre algebra on formulas?
1 answer
345 views
If the bearing of Q from P is 145 find the bearing of Q from P
3 answers
717 views
A bullet is dropped into a river from a very high bridge. At the same time, another bullet is fired from a gun straight down
3 answers
1,649 views
An aeroplane leave Bibiani at 10:10pm and reaches Accra 4415km away at 5:50am the next morning. Find correct to the nearest
6 answers
1,287 views
The length of a rectangular room is 5 feet more than 3 times the width. The perimeter of the
room is 62 feet. Find the dimensions
4 answers
650 views
A Stone propelled from a catapult with a speed of 50m/s attains a height of 100m. Calculate the following 1 The time flight, 2
4 answers
408 views
A 30.84 cm3 volume of 0.128 M NaOH is required to reach the
phenolphthalein endpoint in the titration of a 5.441 g sample of
1 answer
292 views
Calculate the energy in kj/mol of photon in red light of wavelength 656nm
2 answers
1,256 views
In the diagram, above right, name:
a) the angle opposite PWQ b) the complement of VWT c) two angles supplementary to QWR d) the
3 answers
362 views
Given the rule y=3x+1, what is the output if the input is 5?
1 answer
312 views
A bus left from town A to town B 540km away at 7a.m at an average speed of 60km/hr . Two hours later a car left town A towards
4 answers
351 views
How was the art of ancient Mesopotamia different from that of
earlier cultures
3 answers
282 views
if 1/3 of a number is added to 1/5 of the same number, the result is 8. Find the number.
1 answer
81 views
A boy walked 8km due and then 5km due north .find his resultant displacement and direction by scale drawing
1 answer
90 views
