Darci832 Darci832

02-06-2015
Chemistry

contestada

What is the total number of oxygen atoms in the formula MgSO4•7H2O? [The • represents seven units of H2O attached to one unit of MgSO4.]
(1) 11 (3) 5
(2) 7 (4) 4

Respuesta :

hunaifirst hunaifirst

02-06-2015

11.
O4 means 4 atoms of oxygen. H2O
has one atom of oxygen, so seven "units" of
H2O has 7.

Answer Link

kaylinalove01 kaylinalove01

01-04-2020

Answer:

11

Explanation:

Answer Link

Otras preguntas

Which of the following was not an effect of the Great Awakening?

What’s the purpose of the US CENSUS BUREAU

carbon has 6 protons.what is it atomic number?

A private music lesson at parker music cost $40 for 1 hour. A private music lesson at joelle music cost $25 for 30 minutes. How much more does a 1-hour private

Complete the definition of the piecewise defined function by identifying the domain of each piece

What is true about the combustion of water?

Which type of galaxy are characterized by a lack of gas and dust in them and are populated by older stars? spiral elliptical peculiar irregular

Does weight increase decrease or stays constant as altitude increases

Suggestions on why societies,nations,communities change

having trouble with these questions