In the second line of this solution, how was the number with its uncertainty expanded like this ?.
may be this belong to the mathematics board, better to post in that subject with complete relevant informatiom or question
In the second line of this solution, how was the number with its uncertainty expanded like...
An object is moving along a straight line, and the uncertainty in its position is 3.60 m. (a) Find the minimum uncertainty in the momentum of the object. Find the minimum uncertainty in the object's velocity, assuming that the object is (b) a golf ball (mass = 0.0450 kg) and (c) an electron. (a) (b) (c)
An object is moving along a straight line, and the uncertainly in its position is 2.10 m. Find the minimum uncertainty in the momentum of the object. Find the minimum uncertainty in the object's velocity, assuming that the object is a golf ball (mass = 0.0450 kg) and an electron. Number units Number Units Number Units
If Earth expanded to two times its present radius, how much would you then weigh? times your present weight
Graph the solution to the inequality on the number line. 1.-3<3
Solve and graph the solution set on a number line.|5x + 7| - 2 < 4<------------------------>-5 -4 -3 -2 -1 0 1 2 3 4
4. Application of the Second Law Vapor (700 C and 10 MPa) is expanded through a turbine with isentropic efficiency of 95% to 1 MPa at a mass flow rate of 18 kg/s. Assuming an adiabatic process, (a) Find actual work of turbine [5 points]. (b) Find quality of the mixture at the exit of the turbine [10 points]. (c) How much the entropy increases through this process [10 points].
4. Application of the Second Law Vapor (700 C and 10 MPa) is expanded through a turbine with isentropic efficiency of 95% to 1 MPa at a mass flow rate of 18 kg/s. Assuming an adiabatic process, (a) Find actual work of turbine (5 points). (b) Find quality of the mixture at the exit of the turbine [10 points) (c) How much the entropy increases through this process [10 points)
Solve the inequality. Express the solution as an interval or as the union of intervals. Mark the solution on a number line:x(x2 - 3x + 2) ≤ 0
I TU liter of solution. Bnel 2. What is the uncertainty in a 100 mL buret? 3. The density of a solution is 1.41 g/mL. If we have 27.5 grams of this solution calculate its volume. Show all work. D = 2 2 2 = 1,4181 mL Come to Pont o v od20.8 v = 19.5 ml vode n aravnom 4. If 13 out of every 180 students wear glasses, calculate the percent of students who wear glasses. Show all...
To how many significant figures is [H+] known in a solution with pH =5.472?..... 2. (a) To how many significant figures is [H lknown in a solution with pH 35.472? Explain. (Neglect activity effects. (b) The formula weight of an unknown gas can be obtained using the ideal gas law via FW gRT/PV, where g is the number of grams of gas and R is in appropriately chosen units. Calculate the FW (with its uncertainty) if g 0.213 (t0.002) g,...