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allan
Questions and answers by
allan
Questions (46)
The freezing point of a solution is
A. higher than the freezing point of the solvent alone because higher temperature is required
4 answers
724 views
how to simplify this question
(-m^2n^3)^3
1 answer
279 views
(-s^2t)^5(t^3)
1 answer
229 views
solve for b when a=55
a=radical sign on 25b
1 answer
338 views
how many times greater is 2.6 x 10^7 than 1.3 x 10^5
1 answer
332 views
the sum of two numbers is 51. Twice the first plus 4 times the second is 128. What are the numbers? Show your work.
3 answers
643 views
One number is 5 more than another number. Four times the larger number plus 3 times the smaller is 97. find the numbers. Show
2 answers
516 views
3�ã9-4
1 answer
245 views
3square root of 9 - square root of 4
1 answer
346 views
an aircraft flew at 400km/h to its destination and returned at 500km/h. If the total trip took 9h, how far did it fly?
The answer
3 answers
455 views
The sum of 2 numbers is 26. Four times the first number plus twice the second is 70. What are the numbers?
3 answers
508 views
what does monitoring information indicate about trends in amount of atmosphere carbon dioxide?
3 answers
414 views
what does monitoring information indicate about trends in amount of atmospheric carbon dioxide?
1 answer
361 views
microwave in french
4 answers
269 views
where is the adjectives and the adverbs in the following paragraphe
at the time lorraine hansberry was the yongest american
3 answers
421 views
a particle moves along the x-axis in such a way that its acceleration at any time t is given by a(t)= 6t - 18. At time t = 0,
3 answers
1,917 views
vijay has 1/20 of a dollar in his pocket. what coins might he have?
11 answers
2,103 views
asprin (C9 H8 O4) is produced by the rection between salicylic acid (C7 H6 O3) and acetic anhydride(C4 H6 O3). Calculate the
1 answer
476 views
A wire of radius one meter is centered on the origin in the xy plane. This wire carries a total charge of +Q. Another wire of
1 answer
482 views
how would you carry out a suitable test to determine the relationship between voltage and current when charging and discharging
1 answer
408 views
A pelican flying along a horizontal path drops
a fish from a height of 3.3 m. The fish travels 7.6 m horizontally before it hits
3 answers
1,373 views
An artillery shell is fired at an angle of 86◦
above the horizontal ground with an initial speed of 1630 m/s. The acceleration
2 answers
546 views
For the ballistic missile aimed to achieve the
maximum range of 15500 km, what is the maximum altitude reached in the trajectory?
2 answers
1,058 views
A quarterback throws the football to a stationary receiver who is 22.7m down the field. the football is thrown at an initial
2 answers
599 views
A crate is pulled to the right with a force
of 93.5 N, to the left with a force of 116.8 N, upward with a force of 658.1 N, and
3 answers
976 views
What is the direction of the net external force
on the crate (as an angle between −180◦ and 180◦ , measured from the
4 answers
2,801 views
Two lifeguards pull on ropes attached to a
raft. If they pull in the same direction, the raft experiences a net external force of
3 answers
679 views
A block at rest. The coefficients of static and kinetic friction are .75(Static) and .64(Kinetic). The acceleration of gravity
2 answers
639 views
A 18.4 kg block is dragged over a rough, horizontal
surface by a constant force of 126 N acting at an angle of 34.1 ◦ above the
3 answers
1,679 views
A tugboat pulls a ship with a constant net
horizontal force of 5.72 × 103 N and causes the ship to move through a harbor. How
2 answers
860 views
Two 4.6 g bullets are fired with speeds of 36.9
m/s and 74.8 m/s, respectively. a) What is the kinetic energy of the first
2 answers
542 views
The student’s body is 22% percent efficient; that is, for every 22 J that are converted to mechanical energy, 100 J of
2 answers
658 views
A crate is pulled up a rough incline. The pulling force is parallel to the incline. The crate is pulled a distance of 6 . 92 m.
2 answers
1,143 views
In the 1950’s, an experimental train that had
a mass of 36700 kg was powered across a level track by a jet engine that produced
2 answers
692 views
A mechanic pushes a 2520 kg car from rest
to a speed of v , doing 4310 J of work in the process. During this time, the car moves
4 answers
3,632 views
Wayne exerts a force of 70
. 9 N to pull a 409 N sled along a snowy path using a rope that makes a 48 ◦ angle with the ground.
4 answers
1,315 views
Wayne exerts a force of 70.9 N to pull a 409 N
sled along a snowy path using a rope that makes a 48◦ angle with the ground. The
2 answers
662 views
Consider two vectors ~ A and ~ B and their re- sultant ~ A + ~ B . The magnitudes of the vectors ~ A and ~ B are, respectively,
2 answers
676 views
A 18 kg block is dragged over a rough, hor- izontal surface by a constant force of 131 N acting at an angle of 27 ◦ above the
4 answers
2,004 views
A submarine dives 196.0 m at an angle of 18.0 ◦ below the horizontal. What is the horizontal component of the submarine’s
3 answers
982 views
A truck travels 1710 m uphill along a road that makes a constant angle of 5 . 08 ◦ with the horizontal. Find the magnitude of
4 answers
2,199 views
a window air conditioner is estimated to have a cost of operation of $50 per 30 days. this is based on the assumption that the
2 answers
593 views
Four resistors are connected to a battery with a terminal voltage of 18.0 V. The resistors are, R1=61, R2=34, R3=90, and R4=11.
2 answers
875 views
what is an example of assonance from the "Tell-Tale Heart" by Edgar Allan Poe with page numbers
5 answers
3,202 views
I want to know about Phyllis Webb's poem - marvells garden
3 answers
955 views
Trisha's mom asked her to fill up the car's gas tank and gave her $30. The graph shows the total cost of gas based on the number
1 answer
38 views
Answers (8)
15,105.00
an algorithm in pseudo-code that accept 10 students marks and output average mark
3260
SiH4
thnk so mch
36
2/6
i think its 37.50
