By using the Bohr model, decide which element is likely to emit a K X-ray with a wavelength of 3.4 × 109 m. Give its atomic number as your answer. K shell L shell Bohr-model picture of innermost shells of target atom Bohr-model picture of innermost shells of target atom Number 5.98 Units No units

Q: What is the meaning of physics

A: Physics is a  branch of science deals with the nature and properties of matter and energy. In the…

Q: How many significant digits are there in the number 4530.0. Answer: 5 x

A: According to question we need to find number of significant digits.

Q: Convert the following to Sl units: 4.55 ms HA Value Units

A: Solution: Given,  4.55 ms Unit of above number is ms(millisecond) millisecond is a unit of time SI…

Q: In the figure R₁ = 1200, R₂ = R3 = 55.00, R4 = 73.7 0, and the ideal battery has emf ε = 6.00 V. (a)…

A:

Q: the answer is A so the solution you have sent is incorrect

A:

Q: There are many exceptions to the Law of Conservation of Mass. True False

A: By the Law of Conservation of Mass, matter can neither be created nor be destroyed in a chemical or…

Q: both of the answer is incorrect

A:

Q: how about if it 87%

A:

Q: 7. A Pyramid in Egypt has a square base 230 m on each side. The faces of the pyramid make an angle…

A: Pyramid is an example for a square prism.  Variables known, The length of the square base is 230m,…

Q: In the figure R₁ = 11002, R2 = R3 = 38.00, R4 = 75.6 02, and the ideal battery has emf ε = 6.00 V.…

A:

Q: nswers were wrong

A: Given, Initial speed, v0  = 53 km /h = 53 ×10003600 m/s = 14.72 m/s Reaction time = 1s Stopping…

Q: What is the opposite of squaring a number? O divide O multiply O fractions square root

A:

Q: am confused about the solutions

A: Express answers in parts (a), (b), and (c) in terms of m, L, v, and physical constants as…

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

A:

Q: Determine the magnitude of the towing force F if the resultant force has a magnitude Fr=13 kN and is…

A: We will first resolve the given forces into components along x and y axis. Then we will use given…

Q: Convert to full form f) 2.37 x 10-2 g) 3.22 x 106 h) 5.49 x 103

A:

Q: What

A: (4) True, there is a point between two objects where the gravitational field is zero.  In…

Q: 1. For the graph shown, the dependent variable is and independent variable is 120 100 80 60 40 20 8.…

A: 1. Dependent variable = extension     Independent variable = mass 2. The scale chosen for Y axis is…

Q: resolve correctly

A: Given: Current in the 4 ohm resistor is I = 0.2 A. Required: Potential drop across the 4 ohm…

Q: Using the letters, match each prefix with the multiplier it represents. V V V V x 10-6 x 106 x 10-3…

A: The given prefix are associated with multiplier as per their definition.

Q: The answer is wrong

A: For spring mass system. The position of the mass as a function of time can be described by the…

Q: ) if A = = 3i+4j +2K and B= -2i +6j +5k find A. В. (A.B änjö a)

A: Option b

Q: (a) A shell is shot with an initial velocity vo of 20 m/s, at an angle of = 00 60° with the…

A:

Q: How to determine c urrent using right hand rule

A:

Q: In the figure, block 1 has mass m₁ = 480 g, block 2 has mass m2 = 560 g, and the pulley is on a…

A:

Q: incorrect can you re try

A:

Q: (B) What happens to the velocity of a body as it moves away from the sun? Kepler's First Law Write…

A: Hi, as per guidelines for multiple questions, the first two questions have been answered. When a…

Q: FIRST QUESTION IS INCORRECT

A: a) Since the turntable is initially at rest, the initial angular momentum of the system will be…