Calculate the mass percent for each O& H in water knowing that total mass of water is 18 g mass of hydrogen is 2 g mass of oxygen is 16 g

Aleksandar Gajic asked Jun 22, 2023

472,632 views

43 votes

Calculate the mass percent for each O& H in water knowing that total mass of water is 18 g

mass of hydrogen is 2 g
mass of oxygen is 16 g

Aleksandar Gajic asked Jun 22, 2023

2.2k points

Your comment on this question:

Email me at this address if a comment is added after mine:Email me if a comment is added after mine

Privacy: Your email address will only be used for sending these notifications.

Email me at this address if my answer is selected or commented on:Email me if my answer is selected or commented on

Privacy: Your email address will only be used for sending these notifications.

23 votes

Mass percentage =

$(mass \: of \: element)/(mass \: of \: the \: compound) * 100$

$o = (16g)/(18g) * 100 \\ = 88.9\%$

H =

$(2g)/(18g) * 100 \\ = 11.1\%$

Siamko answered Jun 26, 2023

2.9k points

Email me at this address if a comment is added after mine:Email me if a comment is added after mine

Privacy: Your email address will only be used for sending these notifications.

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

1.6m questions

2.0m answers