In case of Wiens' Displacement law, the Amax T value equals to O.0.2898 x 10-2 m-K...
PROF. #1:25%) X(t) = x, sincept) DISPLACEMENT merized o LA LA 2/2 THE SYSTEM تم بحاج HAS A DISPLACEMENT OF X(E) APPLIED OP.A. 157.0Derive TH€ EQUATION OF MOTION OF THE SYSTE 10% o) if na lokg, L=1m, k=1kn/m,ic-soonesh Annes X(t)=oisin(lot) DETERMINE THE STEROM STAte Resm€.
A random variable X has the following mgf et M(t)=1−t, t<1. (a) Find the value of ∞ (−1)k E(Xk). (b) Find the value of E(2−X). (c) Find the value of Var(2−X). (d) Find the probability P (X > 4). 10. A random variable X has the following mgf М() t 1 1 t (a) Find the value of 1E(Xk) (b) Find the value of E(2X). (c) Find the value of Var(2-X) k 0 k! (d) Find the probability P(X >...
The molar solubility of PbI 2 is 1.46 x 10-3 M. Calculate the value of K sp for PbI 2. a. 3.11 x 10-9 b.4.26 x 10-6 C. 1.24 x 10-4 d. 1.46 x 10-3 e. none of these
Question The value of the integrale sint t )dt Select one: O a. equals to O O b. equals to 1. O ö C. equals to 0. d. equals to o e. does not exist.
N205 - NO3 + NO2 the observed rate law is rate = k[N205). If-dN205/dt = 0.20 M/min when [N205) = 0.12 M, what is the value of the rate constant? O a. 0.32 min1 O 6.0.60 min-1 OC. 0.024 min-1 O d. none of these Oe. 1.7 min-1
The Wien displacement law states that the wavelength maximum in micrometers for blackbody radiation is A T = 2.9 x 10 where Tis the temperature in kelvins. Calculate the wavelength maximum for a blackbody that has been heated to a 10000 K Wavelength = jum b. 6000 K Wavelength= um c. 2000 K Wavelength = um d. 1000 K Wavelength = um
Question 25 2.5 poir The rate law for a chemical reaction is rate = k[X] [7). If the reaction is run and then it is repeated with the concentration of X doubled and the concentration of Y doubled, the rate of the reaction will be a four times faster Ob. six times faster Oc. eight times faster d. two times faster
What is the pH of a 0.10 M solution of NH4CI (K7= 5.6 x 10-10)? O a) 12.3 Ob) 8.9 Oc) 7.3 Od) 5.1 e) 1.7 Question 7 (5 points) The salt calcium acetate Ca(CH3COO)2 is basic. True False
Question Determine the rate law and the value of k for the following reaction using the data provided. 1/1 point 2 N2O5 - 4 NO2+O IN20sl (M) initial Rate (M-1,-1) 0.093 4.84 x 10-4 0.084 4.37 x 10-4 0.224 1.16 x 10-3 Rate - 6,0 x 10-1M2-1N205) Rate -5.2 x 10-3541N205) Rate - 5.6 x 10 2 M15-41N20512 Rate - 1.6 x 10-3 M1/2,-41N20511/2 Rate - 1.7* 10-2M-1/2--IN20513/2
1. In case of Coulomb's law; F# (1/4τεο) (q1g/r') what should be the value of (1/4 mi? (a) 8.988 x 10° N-mIC (b) 8.854x10*C/N-m2 (c) 8.888 x 10 C2/N-m2 (d) None 2. The electric field (E) produced by a point charge (q) at a distance 'r is? (a) (4τεο) (qy2) (c1/r) (d) None Which is true for the electric field lines? (a) 3. They cross each other (b) They starts from-ve and ends at +ve charges (c) They measure electric...