nevaehkruse83 nevaehkruse83

16-01-2020
Chemistry

contestada

How many moles are in 15.5-g SiO2

Respuesta :

abeoluwatosin97 abeoluwatosin97

16-01-2020

Answer:

0.26 moles

Explanation:

Number of moles = mass/molar mass

Mass of SiO2 = 15.5g

Molar mass of SiO2 = 60.08g/mol

Number of moles = 15.5g/60.08g/mol

=0.257

= 0.26 moles

Answer Link

Otras preguntas

WHAT IS HOMESTASIS???? SOMETHING I CAN UNDERSTAND PLEASE!

Which of the following were accomplishments of Arthur Clarke? Select two answers

Explain why changes of state are physical changes.

a Many states refused to ratify the Constitution unless which of the following actions were taken ? a general listing of the rights of the people were added to

What was Black Hawk's role in the War of 1812? OA. He withdrew his large band to the west side of the Mississippi to escape from the British. OB. He showed the

What is stimulus ????

SpongeBob loves to garden and wants to grow lots of pink flowers for his pal Sandy. special Flower Power fertilirer to see if will help plants produce more flo

can someone help???///

How is everybody's day going so far? · · ω

At the 2010 Olympics in Vancouver, Yu-Na Kim scored 226.56 points in woman's figure skating. Akiko Suzuki scored 181.44 points in the event. About how many more