The mass of a sample of nickel is 11.74 g.  It contains   A. 4.287 x 1022 atoms   B. 1.205 x 1023 atoms   C. 1.174 x 1023 atoms   D. 1.869 x 1023 atoms   E. 3.256 x 1023 atoms

Q: 45 25 .001 in. 10 15 20 10 40 40 60 70 90 35 1 2 3 4 5 6 7 89 10 0.02 mm Answers must be…

A: Given :  1) Micrometer reading :         2) Vernier calipers reading :

Q: What's mu? If p has a unit of [kg/m), v has a unit of [m/s), D has a unit of [m), and Ris unitless,…

A: Given:Let the : density be 'ρ' → kg m-3  speed be 'v'→ m s-1 length be 'D' → m

Q: Result: 9.85± 0.18 (b) Compare the result with the accepted value of g = 9.82 ± 0.02 m/s2. (c)…

A: Formula of error is as follows; δ(%)=∆gga…

Q: Which among the following are equivalent? a. 640 km and 6.4 X 10^8 cm b. 2 X 10^5 mm and 2 X 10^10…

A: In case a, 6.4×108 cm=6.4×108 cm×1×10-5 km1cm=6400km So, the numbers in option a are not equivalent.…

Q: The pharmacy receives an order for a 30 day supply of Lasix 10 mg/tab to be given four times a day.…

A: It is a simple arithmetic calculation question.

Q: the number of significant figures in each of the following. 1. 82.8 ± 0.9 2. 3.57500 ✕ 109 3. 2 ✕…

A:

Q: A radius of a solid sphere is measured to be (6.50 ± 0.20) cm. Determine the volume of the sphere…

A: Volume of the sphere is  V=43πr3 Here V is volume and r is radius. Uncertainty in volume is δVV=3δrr

Q: b. Determine values of L, ML, S, and Ms for a doublet P term.

A: Multiplicity of term = 2 (doublets) Orbital quantum number: L = 1 (since L = 1 for P shell)

Q: In the equation, C2=C, py+0.5pv², if y is distance, g is gravitational acceleration, p is density…

A:

Q: 18X 2. 1.5kN H Vo 1.MN 750N Yp = - GY

A:

Q: Calculate the value of (x) ( x,t) - cos (kx-wt)+ xin (kx-wt) Satisfy the following equation อ2 ป α…

A: This can be calculated by substituting the solution and solving the equation.

Q: Duestion :1 А. 1.5 пт %3 В. 57 тm km С. 4 рт %3D тm D. 1900 ст? m2 %3D Е. 5 ст3 m3 F. 180 тm? %3 pm?…

A:

Q: Polonium, the Period 6 member of Group 6A(16), is a rare radioactive metal that is the only element…

A: The density of the unit cell is given by,

Q: Three students, Tom, Sally and Kevin, did an experiment where the accepted size of nano-particles of…

A: Measurement of length or size is done in units of meter. One nanometer is equal to 10-9 meter. Now,…

Q: Which of the following are not SI base units? a. grams b. meters c. hours d. newtons e.…

A: Given Different options are given we have to choose that option or options which do not contain SI…

Q: 8. Platinum (at. wt. 195.1) crystallizes in the fcc form and has the density of 21.4 x 10' kg/m.…

A:

Q: 4. The formula Vf = Vo + at is a close derivation of what formula? a. F = ma b. V = d/t c. a = V/t…

A: Given data: -  The final velocity is vf. The initial velocity is vo. The acceleration is a. The…

Q: 1. By throwing a stone in a well, how would you know how deep it is?

A: If we drop a stone in a well whose initial velocity is zero, then we record the time taken by the…

Q: Among the following the largest mass is O a. 75000 mg O b. 0.075 kg O . 7500 g O d. 750 ug

A:

Q: Find the unique solution of the second-order ivp: ??" + 16?? = 0, ??(0) = 2, ??′(0) = −2

A:

Q: In Sl units, the dimensions of are Ho A. [ML3TA] B. [M1 L2T3 A²] C. [ML3/2 T-3 A] D. [M1L1 T2 A]

A: Introduction :- Here we need to find the dimension of ε0 and μ0 . After separately finding the…

Q: unit cell of a hypothfetioaing figure shows the- la- To whieh-system does this unit belong? b-…

A: Write the given values of this problem. A=47.87

Q: 11. A resistor is measured to have voltage drop of 100 +/- 1 V when a current 0.50+/-0.01 A passes…

A:

Q: A hypothetical NH molecule makes a rotational-level transition from I= 3 to l = 1 and gives off a…

A:

Q: 8. Convert 125 miles/h to km/s 125 mil

A:

Q: An experiment was done where a motion sensor measured the position of a man while walking away from…

A: Given :  Time (s)  position (x)  1.0 0.234 1.2 0.287 1.4 0.326 1.6 0.388 1.8 0.430…

Q: 3. Give three desirable characteristics of an ideal dosimeter and describe each characteristic.

A: The problem is based on the concept of a dosimeter.  A dosimeter is a device used to measure an…

Q: What is the SI equivalent of 34 rad? a. 0.008772 Gy O b.0.34 Sv O c. 0.34 Gy Od. 37,000,000,000 or…

A:

Q: Which SI units are correct? Fundamental А. meter В. Derived hectare joules liters A kelvin newton C.…

A: The fundamental units are the units of the fundamental quantities, as defined by the international…

Q: density

A:

Q: 3. The amount of Dr. Pepper dispensed by a soda machine is normally distributed with a mean of 63.0…

A:

Q: Express each of the following as requested: -5 a. 2.34 x 10 eV in decimal notation. b. Express 891…

A: Given data:  Measurement of energy 2.34×10-5 eV Required: Express in Decimal notation

Q: The following figure shows a balance used to measure the mass of an orange cylinder. Read the value…

A: Each division indicate 2 gram.That is the least count of the balance LC=2 g Pointer is at the second…

Q: The radius of a uniform solid sphere is measured to be (6.50 ± 0.20) cm, and its mass is measured to…

A: Given that,Radius : r=6.50±0.20 cmMass : M=1.85±0.02 kgWe know that,Density, ρ=M43πr3we can write,…

Q: What two values are obtained from the following equation?        3.5q2-8.6q-3.2=0

A: If you have any help please let me know in comment box.

Q: FN Example 4. For a car travelling at a certain speed, it is possible to bank a curve at just the…

A:

Q: Figure B. Hem acm -5n C tlon C

A:

Q: a) ○ b) c) 12 μοΙ1Ι2 7 = 3πL μοΙ1Ι2 = 2πT μοI1I2 = 2πT d) = 4π

A: We can give the name ABCD to the coil.According to Right hand thumb rule, the direction of magnetic…

Q: r(0,61,0)mm F(—39,61,0)N

A: Given:Position vector, r=(0,61,0); r⇀=61j⇀Force vector, F=(-39,61,0); F⇀=-39i⇀+61j⇀To find:Moment…

Q: 5) The value off (ixk) is: (A) 0 (B) +1

A:

Q: at is the percent uncertainty in the measure

A: The measurement of error in physics is calculated as  Y = value ± error  So  Relative uncertainty is…