A student asks you for a simple rule to tell apart plants cells and animal cells when viewed under a microscope. Describe such a rule.

Calculate the work of expansion accompanying the complete combustion of 1.0 g of glucose to carbon dioxide and (a) liquid water, (b) water vapor at 20oc when the external pressure is 1 atm.

The causes of air pollution (human activities and natural reasons)

When a gas changes into a liquid, this is known as

Looking at a potential energy diagram what is the name given to represent the amount of energy needed for the reaction to take place? Released energy Stored energy Activation energy Free energy

What volume of 0.10 M NaOH is required to neutralize 30 mL of 0.10 M HCl?

The average adult human male has a total blood volume of 5.0 L. if the concentration of sodium ion in this average individual is 0.135 M, what is the mass of sodium ion circulating in the blood?

What would be the subscripts for the formula unit Ca_O_?

What is the name of the ionic compound RbCI

An industrial chemist studying bleaching and sterilizing prepares a hypochlorite buffer using 0.350 M HClO and 0.350 M NaClO. (Ka for HClO = 2.9 * 10-8) Find the pH of 1.00 L of the solution after 0.030 mol of NaOH has been added.

3) _C2H4O2 + _ 02 → _ CO2 + _ H2O