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Questions (151)

Express the direction 331° CW from the +x-axis in the following different ways. For this problem north is positive y and east
1. 1 answer
2. 565 views
Vector V1 is 9.00 units long and points along the negative x axis. Vector V2 is 4.72 units long and points at +50.0° to the +x
1. 2 answers
2. 905 views
What must be true for two vectors to add up to ZERO? Choose all that apply.1)Their y-components must be equal. 2)They must be
1. 5 answers
2. 1,004 views
The components of a vector V can be written (Vx, Vy, Vz).What are the components and length of a vector which is the sum of the
1. 2 answers
2. 5,914 views
VECTOR A has a magnitude of 55. Ax is 26. What are the two possibilities for Ay?
1. 2 answers
2. 396 views
vector B has a magnitude of 186. By is 0. What are the two possibilities for Bx?
1. 1 answer
2. 375 views
discuss in details the truman doctrine, the berlin airlift, and the marshall plan confrontation between US and Soviet union
1. 3 answers
2. 617 views
what were the Hitlers goal for germany when he come to power and how did they lead to World War 2?
1. 1 answer
2. 508 views
in august 1945 the US dropped the atomic bomb on japan what are the justification for and aganist dropping the bomb?
1. 1 answer
2. 749 views
1933 hitler begins to rearm Germany what future steps did he take between 1933 and 1939 invasion of poland that lead to war?
1. 1 answer
2. 446 views
explain darwin theory of evolution. how it was applied to economic races and nation by social Darwinist?
1. 1 answer
2. 850 views
why did karl marx believe capitalism would eventually be destroy? What steps would lead to overthrow and what kind of society
1. 1 answer
2. 630 views
trace the course of french revolution from calling estates general to creation of national assembly? why estate general called
1. 1 answer
2. 492 views
Whst steps did louis XIV to consolidate his power as the absolute monarh of France?
1. 1 answer
2. 651 views
napoleon russian campaign has been a disaster why? Describe the campaign what happened and the consequences for the french army
1. 1 answer
2. 488 views
Calculate the solubility of Cu(oh)2 in grams per liters of solution if Ksp for Cu(OH)2 IS 4.8X 10^-20
1. 1 answer
2. 689 views
If 0.0490g of AgIO3 DISOLVES per liter of solution, calculate the solubility product constant.
1. 2 answers
2. 4,453 views
The molar solubility of PbBr2 at 250C is 1.0x10^-2. Calculate the Ksp.
1. 1 answer
2. 905 views
what is ph of a solution made by mixing 55ml of 0.12M in Formaic acid and 65ml of 0.12M of Sodium Foramte? For Ka of Formaic
1. 1 answer
2. 355 views
simplify: sqrt (16)/sqrt (4) + sqrt (2)a) 8 - 2 sqrt (2) b) 8 - sqrt (2) / 2 c) 2 d) 4 - 2 sqrt (2)
1. 3 answers
2. 628 views
simplify the following radical expression: 3 sqrt (-27)a) 0 b) -3 c) 3 d) no solution exists
1. 2 answers
2. 531 views
simplify: sqrt (2)/7a) sqrt (14) / 7 b) sqrt (7) C) 2 d) sqrt (2)
1. 1 answer
2. 440 views
help please!!!!!!!!!!!!!simplify: sqrt () 36 / 81
1. 1 answer
2. 706 views
simplify: sqrt () 81 / 2
1. 1 answer
2. 317 views
Two roommates argue about who is doing the dishes. One is angry because the other didn't do the dishes Friday night as they
1. 1 answer
2. 634 views
.Question 26Marks: 2 ____________ is an example of non-material culture, and __________ is an example of material culture.
1. 2 answers
2. 706 views
Which of the following is NOT a question that a social conflict theorist would ask in studying a situation?Choose one answer. a.
1. 1 answer
2. 914 views
When change is brought about through movements such as the Civil Rights Movement and the Women's Suffrage movement, movements
1. 1 answer
2. 656 views
sqrt () 13/49 or �ã 13/49
1. 0 answers
2. 302 views
simplify sqrt 17/ 4
1. 1 answer
2. 360 views
Simplify: 3 sqrt () 2 + 5 sqrt () 2a) 8 sqrt () 2 b) 15 sqrt () 2 c) 16 d) 16 sqrt () 2
1. 1 answer
2. 439 views
calculate the van dar waals coorectionj terms to pressure and volume for Cl2 at STP. The values of the van der waals constant a
1. 1 answer
2. 576 views
two number have a sum equal to 50. their difference is 16. to figure out what the number are, you must first identify the
1. 5 answers
2. 400 views
Calculate the PH OF A SOLUTION prepared by mixing 15.0mL OF 0.50 M OF NaOH AND 30.0mL OF 0.50 M BENZOIC ACID SOLUTION?(
1. 1 answer
2. 928 views
What is the pH of the solution obtained by mixing 30.00mL OF 0.250M HCL AND 30.00mL OF 0.125M NaOH?
1. 1 answer
2. 2,473 views
solve the equation:arccosx+arccos2x=arccos1/2
1. 0 answers
2. 372 views
Consider the following equilibrium:5.0 moles of are placed in a 10.0 L flask at 200 C and allowed to come to equilibrium.
1. 4 answers
2. 891 views
When solid NH4HS is placed in a closed flask at 28 C, the solid dissociates according to the equation:NH4HS(s) <=> NH3(g) +
1. 1 answer
2. 1,885 views
Consider the equilibrium of water with gaseous hydrogen and oxygen:Give the value of for this reaction, if it is written as:
1. 3 answers
2. 521 views
PCl3 + Cl2 = PCl5 Kc=26 @ 250 degree Celcius1.0 mol of PCl3 , 1.0 mol of Cl2 , and 5.0 mol of PCl5 are placed in a 10.0L flask
1. 2 answers
2. 767 views
A satellite orbits around the earth. The mass of the satellite is 1170 kg, and its altitude is 220 km. The mass of the earth is
1. 2 answers
2. 1,472 views
Water flows steadily from an open tank into a pipe as shown in the figure. The elevation of the top of the tank is 12.3 m, and
1. 3 answers
2. 1,857 views
A prep cook spins a salad spinner 25.0 times in 10.0 seconds (at a constant rate) and then stops. The salad spinner rotates 8.00
1. 1 answer
2. 738 views
A disk rolls down a slope. It rotational axis is its center of mass. It is rotation at a constant angular speed making 34.0 full
1. 0 answers
2. 798 views
Consider an antelope being chased by a tiger. The antelope is running at a velocity of 5.21 m/s at an angle 14.3 degree E of S.
1. 3 answers
2. 1,220 views
Sam is taking his girlfriend Sally out for a ride in his boat. He starts out at rest. He accelerates with an acceleration of
1. 2 answers
2. 610 views
At what displacement from the equilibrium is the total energy of a simple harmonic oscillator one - sixths KE and five - sixth
1. 1 answer
2. 679 views
20ml sample of .200M HBr is titrated w/ .200M NaOH. what is the ph after adding 15ml (base)?
1. 1 answer
2. 733 views
how do you solve for a problem where they ask you to identify an unknown salt (they give you three choices) when you are given
1. 1 answer
2. 449 views
how do you say"the trip was a very great experience."
1. 2 answers
2. 413 views
was wondering if someone could look over these sentences and see if they make sense.en el verano, nosotros fuimos en el
1. 2 answers
2. 466 views

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