Iron has a density of 7.874 g/cm3 what is the mass of a rectangular block of iron with dimensions of 3.000 cm by 4.000cm by 5000cm

Which of the following is one way to prevent the corrosion of iron? A. Paint exposed iron p21 with protective paint. B. Protect the iron from polluted air. C. Add carbon to the iron. D. Let the iron develop a natural coat of carbonate.

Regional metamorphism is a result of A) plate movement B) hot magma C) sedimentation D) compaction

Is Sun the biggest planet?

How many significant figures are in 1.20407 x 10 to the zeroth power

What is the plant use for carbon

A pH of 2 indicates a (n) - weak acid strofing acid weak base strong base

A single human body cell typically contains thousands of

Select the phrase that best describes scientific findings communicated through popular media. A) generally free of technical jargon B) peer reviewed C) commonly used by most scientists D) extremly reliable

The gene for a widow's peak is dominant. A child inherits genes with the genotype: Ww and Ww. What are the chances that he will have a widow's peak? 25% chance 50% chance 75% chance 100% chance

A mixture that will not separate