Which set of coefficients correctly balances the following chemical + lioh -> li2so4 + h2o

1, 1, 1, 1

1, 2, 1, 1

1, 2, 1, 2

2, 4, 2, 2

What is the mass of 0.46 mil of mgcl2

Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3

How many moles is 14.5 cm^3 of platinum? the density of platinum is 21.45 g/cm^3.