Which equation is balanced?

A. Na+F2=2NaF

B. Mg+2O2=2MgO

C. 2Al+3F2=2AlF3

D. Al+3O2=Al2O3

A candle is placed on one pan of a balance, and an equal weight is placed on the other pan. what would happen if you lit up the candle and waited for a while?

This is not a homework question Does anyone know where to buy temporary henna tattoo? It can't be online because I need it right away. Also, it needs to be a reasonable price.

Find the density of metal with a volume 4.0 cm and a mass of 8.0 grams.

Which theory of plate movement relies on the weight of the subducting crust? A. Slab pull B. Slab push C. Hot plumes D. Mantle convection

A few pieces of dry ice, CO2 (s), at - 78°C are placed in a flask that contains air at 21°C. The flask is sealed by placing an uninflated balloon over the mouth of the flask.

Witch type of crust is thick and contains granite

A chemical base may be defined as a compound which contributes hydroxide ions or increases the OH concentration when dissolved in water. True False

Correct name for LiCl

What is anisotropy. Explain briefly with example.

Which is measured using a calorimeter