mshelton052199 mshelton052199

03-02-2015
Chemistry

contestada

how many molecules are in 9.8 grams of calcium

Respuesta :

Аноним Аноним

03-02-2015

Hmm
One mole of calcium is usually equal to 40 grams so divide 9.8 by 40 which would be 4.0 molecules

Answer Link

Otras preguntas

how do humans interact with their environment

13. A map has a scale of 2 cm to 3 km. (iii) If the actual area of a lake is 81 km?, calculate its area on the map.

Name the following alkane molecule: Br CI A. 6-bromo-2-chlorodecane B. 2-chloro-6-bromodecane C. 5-bromo-9-chlorodecane

In Japan, theres is anime known as Attack on Titan, currently it is the highest rated anime in Tokyo. Who created Attack on Titan and what year was the mangas f

Expand two area effected by migration please do fast some one I really need this question

Es probable que este verano Juan y yo _________ como voluntarios en esa fundación. A. trabaje B. trabajemos C. trabajes D. trabajen

Please help me out on these. ASAP I will mark you as brainliest if you do and if your answers are right :))

why does a stone sink and a ship float

what is meant by derivative

NEED HELP WITH VOCAB!!!!Make sure it's correct