Is a metal nail a conductor or insulator

The time required for a radioactive mass to reduce by a factor of 2 is called: decay constant half-life decay rate time factor

A fictitious element Z has an average atomic mass of 222.92 u. Element Z has two naturally occurring isotopes. The more abundant isotope has an exact mass of 223.99 u and a relative abundance of 69.81%. Calculate the exact mass of the second isotope.

What is the average rate of formation of i2? express your answer to three decimal places and include the appropriate units. view available hint (s) ?

When an organism dies, what happens to the nutrients that have been transferred to it? A. The nutrients are lost. B. The nutrients are recycled back to the soil. C. The nutrients are multiplied. D. The nutrients cause the organism to rot and decay.

Write the structures for all the isomers of the â€"C5H11 alkyl group.

What is shielding effect?

If you stand up in a rowboat and take a step towards the dock, you may fall in the water. Explain what happens in this situation. How is it similar to what happens when you take a step on land? How is it different?

3 A2 + B2 >>> 2 units of product 3 AA + BB >>> 2 products 3 volumes + 1 volume >>> 2 volumes product 3 liters + 1 liter >>> 2 liters product 3 moles A2 + 1 mole B2 >>> 2 moles product Click to get the correct formula for the product of the reaction.

The density of a substance with a mass of 48 grams and a volume of 3 ml is what

An atom of beryllium (m = 8.00 u) splits into two atoms of helium (m = 4.00 u) with the release of 92.2 kev of energy. if the original beryllium atom is at rest, find the kinetic energies and speeds of the two helium atoms