vinnysclash217 vinnysclash217

20-03-2017
Chemistry

contestada

. In the symbol (4/2) He, the superscript 4 is the _ for helium, and the subscript 2 is the ___ for helium.

Respuesta :

KingOfShadows KingOfShadows

20-03-2017

the superscript is the atomic mass and the subscript is the atomic number

Answer Link

Otras preguntas

You're at a clothing store that dyes your clothes while you wait. You get to pick from 4 pieces of clothing (shirt, pants, socks, or hat) and 3 colors (purple,

What happened in China in the period between Han and the Sui dynasties?

The work of a student to solve a set of equations is shown below: Equation 1: m = 8 + 2n Equation 2: 4m = 4 + 4n Step 1: −4(m) = −4(8 + 2n) 4m = 4 + 4n S

Because there _______ so many students in that class, i can sometimes sleep in the back row. Answer: a. are b. is

How do you know if two line segments are parallel? a. Their slopes are equal. b. Their slopes are reciprocals. c. The slope of one is the negative of the slo

use the distributive property to write 5x3 plus 5x6 another way

If sin θ >0 (greater than 0) and cos θ >0 (greater than 0) then the terminal point determined by θ is in what quadrant? a. quadrant 2 b. quadrant 1 c.

What's the difference between 'shall' and 'should'? English isn't a native language for me...

Compare the lifestyles of hunter-gatherers with those of settlers of early agricultural communities

which of the following best describes the Huguenots? A.Acadian B.French Protestant C.English Anglican D. German Catholic