mayafurey622 mayafurey622

17-08-2021
Chemistry

contestada

Where did you put H an He? What are your reasoning for placement?

Respuesta :

sondasokal01 sondasokal01

17-08-2021

Answer:

On the placement of hydrogen and helium in the periodic system

H1=1

He2=2

Answer Link

Otras preguntas

What is the value of the expression 4x+y over 2y-x when x =2 and y= 4

12. The width of a rectangle is 16.55 inches. The length of the rectangle is half its width. What is the perimeter of the rectangle? A. 16.55 inches B. 49 1/2 i

What are the two main branches of geography?

What is the setting of this passage by mark twain The river went on rising and riding , for ten or twelve days . The water was three or four feet deep in the lo

What happens to matter in an ecosystem

Which of the following are considered career in government and public administration? Select all that apply. A) legislative aides B) tax auditors C) community h

A cricket bat is bought for $350. Later, it is sold with a loss of 15%. How much is the cricket bat sold for? After selling the cricket bat, how much money has

List which observations were qualitative and which were quantitative. Quantitative data is something that can be measured such as; the candle is 3 inches tall a

The global occurrence of earthquakes reveals that Choose one: a. the Earth is splitting apart (rifting) at all plate boundaries. b. they usually occur at the

Philip is at the store where there is a big sign telling him that there is a 8.99 discount on a shirt that originally costs 44.95. But how big is the discount i