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Khadija
Questions and answers by visitors named
Khadija
Questions (23)
Suggest and explain what happen to the movement of sugar in winter when a tree has no leaves?
7 answers
2,505 views
With an explanation of your answer, arrange the following compounds in order of increasing boiling point.
1.butane 2.butanoic
3 answers
900 views
A tennis ball is flying horizontally across the net. Air resistance is not negligible. Identify the forces on the ball
2 answers
1,199 views
Two forces are exerted on an object. A 33 N force acts at 215° and a 45 N force acts at 315°. What are the magnitude and
2 answers
540 views
Five forces act on an object.
(1) 57 N at 90° (2) 40 N at 0° (3) 77 N at 270° (4) 40 N at 180° (5) 50 N at 60° What are the
2 answers
481 views
An object in equilibrium has three forces exerted on it. A 36 N force acts at 90° from the x axis and a 40 N force acts at
2 answers
693 views
A 180 N box is placed on an inclined plane that makes a 30.0° angle with the horizontal. Find the component of the weight force
3 answers
571 views
A 2.6 kg block slides down a 25° inclined plane with constant acceleration. The block starts from rest at the top. At the
4 answers
1,489 views
An trunk weighing 518 N is resting on a plane inclined 25° above the horizontal.
(a) Calculate the magnitude of the acceleration
3 answers
858 views
A street lamp weighs 150 N. It is supported by two wires that form an angle of 140° with each other. The tensions in the wires
1 answer
1,030 views
Two ropes pull on a ring. One exerts a 63 N force at 30.0°, the other a 63 N force at 60.0°
(a) What is the net force on the
2 answers
544 views
What is cell
1 answer
368 views
During World War I, the Germans had a gun
called Big Bertha that was used to shell Paris. The shell had an initial speed of 2.39
3 answers
3,584 views
A ball mass of 200g,travelling with velocity of 100m/s,collide with another ball of mass 800g,moving at 50ml in the same
1 answer
148 views
What is silting and how is it caused?
1 answer
77 views
In a survey,74 out of 88 tourists interviewed said , that had visited at least one of the following continents : Africa, Europe,
2 answers
89 views
In a survey,74 out of 88 tourists interviewed said , that had visited at least one of the following continents : Africa, Europe,
2 answers
98 views
In a class of47 student ,31 study physics ,26 study chemistry and 16 study Biology . 3study all the three subjects, 2 study
2 answers
137 views
In a class of47 student ,31 study physics ,26 study chemistry and 16 study Biology . 3study all the three subjects, 2 study
2 answers
168 views
A group of students were asked whether they liked History, Science,or Geography. Their responses are as shown in the table below
2 answers
80 views
A group of students were asked whether they liked History, Science,or Geography. Their responses are as shown in the table below
2 answers
184 views
Find the resultant of two vectors of 3 unit and 4 units acting at a point O at angle of 45 with each other:solve using scale
3 answers
44 views
Parallelogram law of vectors
3 answers
36 views
Answers (11)
Write a letter to your friend telling him or her at least two reasons why you would like to attend school at abroad
Really appreciate to the answer thank u guys help a lot
A spring 20cm long is stretched to 25cm by a load of 50N . what will be its length when stretched by 100N assuming that the elastic limit is not reached
C2H6 is ethane after chlorination n atoms of hydrogen is replaced by n atoms of chlorine so molecular formula becomes C2H6-nCln Molar mass=12×2+6-n+35.5×n =30+34. 5n %=molar massof Cl÷molarmass of compound×100 %=(35.5n÷(30+34.5n))×100=71.7 n=2
Useful
No
El kaneme
I would use 2 flat tables. Address (AddressID*, Email) Connection (Address1*, Address2*) Address1 will be the ID number that is numerically lower of the pair.
29/36
Thew answer is only #2
(-x^5)+(4x^4)-(16x^2)+(16x)
