rewansirongo rewansirongo

23-08-2021
Chemistry

contestada

The mass of an atom of element x is equivalent to the total mass of 7 hydrogen atoms

Respuesta :

abrahamnathanael abrahamnathanael

23-08-2021

hydrogen mass is 1, the atom with mass number 7 is Lithium

Answer Link

Otras preguntas

Write a narrative essay about overcoming a challenge or obstacle in life and what you learned as a result. Reread your prompt. Then, use the drop-down menus to

Calculate the distance between the points H=(-1, 5) and P=(5, -1) in the coordinate plane. Give an exact answer (not a decimal approximation).

what is the element ?

3.2(9 - x) + 25 = 95 – 4.8(4x - 28)

Mercury is an element. Which of the following would be the same for all atoms of mercury?

there are three age groups in a competition. john wants to do a survey of the competitors. he uses a stratified sample of exactly 50 competitors according to ea

pleaseeee help meeeee

It is best to keep the purpose of the study's research from the subjects in order to keep their involvement private. Please select the best answer from the choi

Which version of the compound sentence is punctuated correctly? Choose the best answer. Miguel downloaded the music but, the stereo was broken. Miguel downloade

The Paxton Boys of _____ advocated a violent approach to clearing Native American land on the western frontier. a. Pennsylvania b. Maryland c. V1rginia d. New Y