Which group is in the leftmost column on the periodic table?

How many grams of kmno4 are required to prepare 2.000 l of. 04000m kmno4 solutin that is used in titrating na2c2o4?

The small particles that make up sedimentary rock are called

000333 g fluorescein (332.32 g/mol) is dissolved in 225 ml solution of ethanol. the density of ethanol is 0.785 g/ml. what is the concentration of the solution in molarity (m) ? how many ppm? i already

What is an example of chemical energy transforming into electrical energy? -wood burning to make a fire -atoms splitting to make heat which in turn turns a generator to make electricity -car battery turning a car on -food making you run

If 192 g of O are produced, how many grams of hydrogen must react with it

Use the balanced equation from number four above to determine the limiting reactant if we had a mixture of 5.0 moles of Fe and 4.0 moles of O2.

Using the kinetic theory what happens to oxygen particles as they are cooled

Identify the following: 1. The only 2 liquid elements. 2. The element in period 4, group 0. 3. The second metalloid in period 4. 4. The first element in group 4A.

You are about to open a container of soy milk but notice that there are instructions to "shake well before serving." the soy milk is most likely a

Give reason: a. Fractionating columns with beads are used for fractional distillation b. Crystallisation is a better technique than evaporation