cowboysforever2002 cowboysforever2002

12-05-2020
Physics

contestada

What is the mass number of a
neon isotope that has 9
neutrons? *

Respuesta :

12-05-2020

Neon is element #10, so every neon atom has 10 protons in the nucleus.

If it also has 9 neutrons in there, then its mass number is (10 + 9) = 19 .

Answer Link

Otras preguntas

You dissolve 10.5 g of Na₂SO₄ in 350 ml of water. What is the molarity of Na ions in the resulting solution?

Doing business in the financial markets most fundamentally presupposes that will be respected. A. power B. fairness C. freedom D.ideas

What could be the reason for encountering the error message: "Failed to connect to local tailscaled (which appears to be running as tailscaled, pid 632489). Got

A good lead should have: A. flowery language. B. at least 50 words. C. one or two sentences. D. passive language.

Which of the following was not given as a reason for income differences in the text?A) luckB) low minimum wageC) wage discriminationD) risk taking

Kelly simplified this power of a product(7w⁻⁹)⁻³1. 7⁻³. (w⁻⁹)⁻³2. 1/343 w²⁷Use Kelly's steps to simplify this expression(5w⁷)²What is the simplified power of th

Clattering noise from the top of the engine during inspection of the rocker arm geometry, the rocker arm is contacting the tip of the valve stem excessively to

The compound below is classified as what type of compound?

A pharmaceutical company wants to apply encryption throughout the lifecycle of their data generated by the drug research team. Initially, the company wants to e

Which expression is equivalent to log9 4?