When two different substances are mixed together, does a chemical reaction always take place?

If a given forward reaction is exothermic and the reactants and products in a flask initially are at equilibrium, what will happen when the temperature is raised? A. The system will shift to the right (in the direction of the forward reaction). B.

How much water should be added to 70ml of 60 percent acid solution to dilute it to a 50 percent acid solution?

Sometimes a nuclide is referenced by the name of the element followed by the: Select the correct answer below: atomic number mass number electrical charge none of the above

How does critical mass play a role in nuclear reactions?

The following characteristics describe which type of mixture, homogeneous or heterogeneous? The substance is mixed uniformly throughout and each part of the substance contains the same ratio of materials with the same properties. A.

In which one of the following solutions is silver chloride themost soluble? A. 0.744 M LiNO3 B. 0.0176 M NH3 C. 0.181 M HCl D. 0.181 M NaCl E. pure water

A 5.701 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis and 12.28 grams of CO2 and 5.029 grams of H2O are produced. In a separate experiment, the molar mass is found to be 102.1 g/mol.

One amu is equal to the mass of an electron the mass of one proton or one electron the mass of one neutron or one electron the mass of one neutron or one proton

Given an unknown mixture consisting of two more substances, explain how could you determine whether that mixture is a true solution, a colloid or a suspension

Which isotope of lithium has 3 neutrons?