A chunk of limestone, which is calcium carbonate, reacts with acid. How might you increase the rate of this reaction?

remove any catalyst?

crush the limestone?

decrease the temperature?

add water to the acid?

Write the complete balanced equation for the following reaction: c7h14 o2 yields co2 h2o

What is the measurement 222.008 mm rounded off to four significant digits?

Assuming that copper in this situation has a 1 + charge, what would be the formula of the ionic compound that it would make with a phosphate anion? Cu3 (PO4) Cu (PO4) 2 (PO4) 3Cu (PO4) 2Cu3

Balance the following equation: sodium + Sodium Nitrate = Sodium Oxide + Nitrogen

What is the definition of an "atom"?

What is the molar mass of Al2 (SO4) 3?150.03 g/mol 278.03 g/mol 342.17 g/mol 450.09 g/mol

1. Which of the following species determines the chemical properties of an atom? A. Electron B. Neutron C. Nucleus D. Proton 2. The following glasswares are used to measure the volume of liquids except A. graduated beaker B. pipette C. test tube D.

A sample of a certain material has a mass of 2.03 x 10-3 g. calculate the volume of the sample, given the density is 9.133 x 10-1 g/cm3.

What happens to a reactant molecules when forming product molecules

Which is the atomic number of an atom with six valence electrons