mynamecamranh mynamecamranh

03-04-2018
Chemistry

contestada

Two moles of an unknown substance were shown to have a mass of 240g. What molecular mass does the substance have?

Respuesta :

kenmyna kenmyna

12-04-2018

The molecular mass of the unknown substance is calculated as follows

mass of unknown substance / moles of unknown substance

that is 240g /2 mol = 120 g/mol

Answer Link

Otras preguntas

20 identical prizes are distributed to a group of 180 people. how many ways are there to distribute the prizes if each person can receive at most one prize

Last year, the number of students enrolled in the school was 672. If this number increases by 12% the next year, how many students will there be? What an amount

jjhgj hu u gygy ui i i

GIVING BRAINLIEST! Please help. A wooden right circular cylinder with diameter 9 cm and height 9 cm is topped with a hemisphere. The surface area, in cm^2, of

What adaptations do plants in the desert have that protect their water and food storage? a. they use bright colors to warn off organisms. b. they taste horrible

Can the base of a exponential function be 1?

What were two reasons for immigrants supporting political machines?

What is the ratio 14:4 in its simplest form

What does the government of the ussr believe it is necessary to state to the government of the us? that a ussr aircraft violated neutral airspace by flying 2,00

Michaela has h hair ties. Michaela's sister has triple the number of hair ties that Michaela has . Choose the expression that shows how many hair bows Michaela