Which of the following is not a potential sign of chemical change?

a. release of gas

c. change of color

b. evaporation of water

d. production of gas

Identify whether each species functions as a Brønsted-Lowry acid or a Brønsted-Lowry base in this net ionic equation. ClO - + H2PO4 - ⇌ HClO + HPO42 - Brønsted-Lowry Brønsted-Lowry Brønsted-Lowry Brønsted-Lowry

Write a complete, balanced equation for this double displacement reaction. (hint: the solid is a compound of ni 2 ions and hydroxide ions.) write the complete molecular equation rather than the net ionic equation.

Which of the following is the name given to a carbohydrate containing two monomers? Disaccharide Decasaccharide Monosaccharide Polysaccharide

A solid, pure substance containing just carbon and hydrogen is found to contain 35.8g of carbon and 3.72 g of hydrogen. how many grams of carbon will be in a 4.82 g sample of the solid?

How many seconds are in 24 h?

What substance is not a compound

Consider the following exothermic reaction and predict how the change below will affect the concentration (increase, decrease, stay the same) of each component in the system as the equilibrium is reestablished.

How does the electron structure of atoms change when they form chemical bonds

What is the scientific notation for 1073

What is the force that opposes the sliding motion of two touching surfaces?