Which of the following statements is true about the
charges of protons and neutrons?
A Protons and neutrons have the same charge.
B. Protons have a positive charge and neutrons
have no charge
C Protons have a negative charge and neutrons
Thave a positive charge.

Two liquids are shaken together in a test tube to produce a mixture that quickly separates into two layers. which of the following best describes the behavior of the above pair of substances? soluble insoluble miscible immiscible

Anthracite is so hard and pure it is also referred to as a renewable resource metamorphic rock hot bituminous coal dirty fuel

Phosphorous acid, h3po3(aq) , is a diprotic oxyacid that is an important compound in industry and agriculture. p k a1 p k a2 1.30 6.70 calculate the ph for each of the points in the titration of 50.0 ml of 1.5 m h3po3(aq) 1.5 m h 3 po 3 ( aq ) with 1.5 m koh(aq). 1.5 m koh ( aq ) .