What two regions make up all atoms

What is the average atomic mass of lithium?

Protons, neutrons, and electrons.

How do kinks affect inter molecular attractions in unsaturated fats?

For a particular reaction, ΔH = 134.1 kJ/mol and ΔS = 35.0 J / (mol·K). Calculate ΔG for this reaction at 298 K. What can be said about the spontaneity of the reaction at 298 K? () the system is spontaneous as written.

In the balanced equation describing the combustion of methanol (CH3OH); what is the coefficient for oxygen?

How many moles of liquid water must freeze to remove 100 kJ of heat? (ΔHf = - 334 J/ g.

What is the power of a kitchen blender if it can perform 3750 joules of work in 15 seconds?

A 75.00 g a sample of a substance is analyzed and found to consist of 32.73 g phosphorus and 42.7 g oxygen. calculate the percent composition of this substance.

Which one of the following melts the fastest: rectangular prism, cylinder, and rectangular trapezoidal trough?

A 1.8-mL volume of seawater contains about 4.0 * 10^-10 g of gold. The total volume of ocean water is about 1.5 * 10^21 L. Calculate the total worth of all the gold in the world's oceans if the price of gold is $19.