Which is characteristic of a mineral?

it must be naturally occuring and crystalline

it must be man-made and crystalline

it must be man-made and amorphous

it must be naturally occurring and amorphous

Explain how cells use digested food in your own words

A container of carbon dioxide gas at a pressure of 325 kPa and a temperature of - 5.20 °C has a fixed volume. What is the pressure inside the container after it warms to 22.5 °C?

A chemist wants to make 5.5 L of a 0.250 M CaCl2 solution, find the mass

The radioactive isotope 238u decays in a series of nuclear reactions that includes another uranium isotope, 234u, and three lead isotopes, 214pb, 210pb, and 206pb. how many neutrons, protons, and electrons are in each of these five isotopes

Which classification is the most specific for the element uranium a. actinide-series element b. transition metal c. inner transition metal d. lanthanides-series element

Observe: Change the Surface area from Minimum to Maximum. You can imagine that a solid reactant has been dissolved in a liquid. How does this change how many Reactant B molecules are exposed to Reactant A?

When placed in a 200-mL square box, a substance has a spherical shape and has a volume of 75 mL When placed in a 200-mL circular tube, the same amount of that same substance has a spherical shape and a 75-mL volume.

What is the example to the word camouflage

Given the reaction 2NaOH + H2SO4 = Na2SO4 + 2H2O, what is the total number of grams of NaOH needed to react completely with 196 grams of H2SO4

The mass flow rate of gasoline leaving a refinery is 1610 kg/min. The specific gravity of a gasoline is 0.700. A retail gasoline pump is able to fill a 20.0 gallon automobile tank in 1.80 minutes.