Define chemistry in relation to biology and physics

There are about 1 760 000 000 000 000 000 000 molecules of sucrose in 1 g of table sugar. Expressed in scientific notation, what is the number of molecules in 1 g of sugar? A) 1.76 x 10-22 B) 1.76 x 10-20 C) 1.76 x 1021 D) 1.76 x 1022

Water-rich solutions carrying metallic salts fill cracks and form

What is Grxn for the equation below? NaOH (aq) + HCl (aq) H2O (l) + NaCl (aq) -82.5 kJ -29.7 kJ 26,500 kJ 27,000 kJ

What is the answer to the net ionic equation FeO (s) + 2HClO4 (aq) - - > Fe (ClO4) 2 (aq) + H2O (l)

What's a giant hunk of rock and metal

What is a neutron and what charge does it have

Examples of mechanical and physical weathering in our neighborhoods

Balance the redox reaction KMNO4 + NH3 - --> KNO3 + MNO2 + KOH + H2O

A representation that shows the distribution of geologic features in a given area

The process of evaporation describes which of the following changes of state? solid ➡ liquid gas ➡ solid liquid ➡ gas solid ➡ gas