A piece of gold ingot with a mass of 301 g has a volume of 15.6 cm3. calculate the density of gold.

Read the false statement. Atoms of elements with one valence electron form anions in order to meet the octet rule. Which answer choice rewords the false statement so it is true? a.

Bacteria release methane and carbon dioxide gases as they break down biomass. the gases are burned to form steam, which turns the turbine to generate electricity.

What's the difference between a molecular formula and a structural formula

Most elements will have the same number as what?

When using the ideal gas constant value, R = 0.0821, in an ideal gas law calculation, the units of volume may be expressed in milliliters or liters. TRUE FALSE

How many atoms are in 151 g of calcium?

Which statements about the formation of the solar system are true and in a correct order? A. A black hole collapsed to form the sun; small planetary objects formed; small planetary objects collided with each other to form larger objects. B.

Which is an important step in the alternate method for balancing equations in redox reactions? a) indicating the types of bonds found in the molecules. b) determining the speed at which reactions take place.

How many moles of NH3 can be produced from 24.0 mol of H2 and excess N2

An ecosystem contains all the biotic and abiotic factors in an area. answers true or false