If 2g of an isotope has a half life of 7 days, the half life of 1g of sample will be

Dissolving a rock in acid is the equivalent of

What occurs when a neutron breaks apart and forms a proton? (What nuclear decay)

0.005 mg/l is the maximum concentration of cadmium allowed in drinking water. what is the molarity of the water that contains the maximum concentration of Cadmium allowed?

Write the balanced equation for the production of oxygen gas and potassium chloride from the decomposition of potassium chlorate.

A chemistry student needs 10.0 mL of acetone for an experiment. By consulting the CRC Handbook of Chemistry and Physics, the student discovers that the density of acetone is 0.790 g cm. Calculate the mass of acetone the student should weigh out.

How does temperature change with depth in the Earth's crust?

Which is the best metal to use in an alloy to increase its electrical conductivity? Aluminum (Al) Silver (Ag) Zinc (Zn) Antimony (sb)

Which of he following is not a part of the peer review process or its result? A. Allowing scientists to share ideas through published work B. Making sure that a piece of work is correct and includes bias C.

An ion has a charge of 2 - and 18 electrons. A) From which atom does this ion form? B) How do you know?

What diseases are spread in warm temperatures?