Questions LLC
Login
or
Sign Up
Ask a New Question
noel
Questions and answers by
noel
Questions (36)
ok, so i don't understand this question. : which postulate justifies the following statement? "exactly one plane contains
2 answers
675 views
how do i identify the slope snd y-intercept of the graph of each equation. Then graph the equation? plz help asap!
2 answers
581 views
hey
coould anyone tell me is the title lord in the 1700's england was compatible with involvement in the royal navy?
1 answer
436 views
If 0.10 M potassium chromate is slowly added to a solution containing 0.50 M AgNO3 and 0.50 M Ba(NO3)2. What is the Ag+
4 answers
1,685 views
Calculate the pH of a 0.800 M NaCH3CO2 solution. Ka for acetic acid, CH3CO2H, is
1 answer
1,326 views
0.10 M potassium chromate is slowly added to a solution containing 0.50 M AgNO3 and 0.50 M Ba(NO3)2. What is the Ag+
3 answers
1,248 views
calculate the pressure in Pa and bar of 10^23 gas particles each with a mass of 10^-25 kg, in a 1 liter container if the rms
1 answer
417 views
calculate the pressure (in Pascals and bar) of 10^23 gas particles each with a mass of 10^-25 kg, in a 1 L container if the rms
3 answers
689 views
calculate the rms speeds of He at 10, 100, and 1000 K in meters per second and in miles per hour. What values would be otained
1 answer
380 views
what is the 4σ rule of thumb in statistics
2 answers
611 views
how would the graph of Pressure vs Volume look for a sample of an ideal gas that has a volume of 1 L at 0 degrees Celsius and 1
2 answers
530 views
what would be the effect on a chromatographic peak of introducing the sample at too slow a rate
1 answer
907 views
if PV=RT + ἁP where ἁ is a constant
Calculate the work if the gas is heated at constant pressure from T1 to T2 Calculate the
2 answers
568 views
the work done by the system during a certain adiabatic process is 200J. What is the change in U of the system
1 answer
420 views
Calculate the frequency in hertz, wavelength in nm, and the velocity in m/s of light inside a material with a refractive index
1 answer
1,277 views
Quartz has a refractive index of 1.54. If light from a HeNe laser impinges on an air/quartz interface at an angle of 22.5
2 answers
543 views
find the ph of the solution that results from the addition of 25ml of 0.1mol/l NaOH solution to 50ml of 0.1mol/l HCL solution?
1 answer
496 views
How do deforestation and urban sprawl affect the greater food web?
1 answer
367 views
7. Determine the inverse of each relation given.
a. f(x) = 1/x-2 + 3 b. f(x) = 2(x – 4)^2 + 5
1 answer
383 views
5. Find the slope of the secant to the curve f(x) = 0.25(4)^x - 2 between:
i) x = 0 and x = 1 ii) x = 0 and x = 0.5 iii) x = 0
3 answers
377 views
Simplify the following using the laws of exponents:
Need help with these: a) (9)^1/2 x 4^2/24 b) 16 x 2^x+2 Simplify each of the
1 answer
442 views
Simplify each of the following:
1. 16*(2^x)+2 2. 3[sqrt(x^1/4)*sqrt(x)/5*sqrt(x^2)] 3. ab^(2x+y)/a^x b^x
2 answers
788 views
1. θ is a first quadrant angle in standard position and cos 1/(sqrt10)= . Find the exact value of sin .
2. feta is a second
3 answers
784 views
Prove the following trigonometric identities
1. tanx = sinx + sin^2x/cosx(1+sinx) 2. cos^3+(cosx)(sin^2x) = 1/secx
2 answers
556 views
Determine the period, amplitude and phase shift for each given function:
A)y = -4 cos 3x + 5 B)y = 2/3 sin (30x-90degrees)-10 c)y
1 answer
1,084 views
ways non-Muslims were treated in the Islamic world?
4 answers
560 views
use the rydberg equation to calculate the wavelength in A of the photon absorbed when a hydrogen atom undergoes a transition
2 answers
1,256 views
A buffer with a pH of 4.30 contains 0.25 M of sodium benzoate and 0.20 M of benzoic acid. What is the concentration of [H ] in
2 answers
600 views
If 0.055 kg of ice at 0 ∘C is added to 0.330 kg of water at 32 ∘C in a 0.100-kg aluminum calorimeter cup, what is the final
1 answer
671 views
A distribution of test scores of 600 examinees follows a normal distriburion with an everage of 80 having a standard deviation
2 answers
476 views
What were some common ideas shared by the first colonists in each of the New England, Middle, and Southern Colonies?
2 answers
588 views
Choose the correct use of apostrophes in the next sentence. Marcs ambition is to buy his uncles 1947 Dodge and restore it to its
3 answers
707 views
Before leaving for the day, this work should be completed
Question 6 options: a) properly constructed sentence b) dangler c)
2 answers
612 views
Choose the option that corrects the error in the underlined portion. If no error exists, choose "No change is necessary."
It says
4 answers
1,514 views
a thin sheet of metal 1.2ft^2 has a weight of 10.1 lb. if 1.1 lb.,2.1 lb.,4.1 lb and 3.1 lb. weight are hund on the different
1 answer
332 views
4 more than the difference of 12 and a number j
1 answer
56 views
Answers (10)
thanks
i think its C
middle east, late 1300's-1700's
feta = β
It's f(x) = .25(4^x) - 2 Thank you!
base figures you need to know 5280 feet in a mile 12 inches in a foot 60 minutes in an hour The circumference of a circle formula is circumference = pi * radius * 2 the trick of this problem is you have feet in the mile but inches in the tire & hours in
to answer this question you need to know the formula for the circumference of a circle is: circumference = pi * 2r and a circle is 360 degrees. so the length of the arc is what fraction of the whole circle? and that fraction times the above circumference
his death itself wasn't the point. It was his ressurection. God poured the wrath meant for sinners on the only substitute possible, his son. he died, and payed the price on the cross as he died. but he was ressurectred after 3 days, so anyone who trusts in
he wasn't fully human- he was human and fully God. he came as a human to absorb the wrath God had to use to punish sin. Jesus did that for all who trust in him and his grace. otherwise...
Classify each of the following actions by whether it causes a leftward shift, a rightward shift, or no shift in the direction of the net reaction. N2(g)+ O2(g)=2NO(g)
