How to revise in just 1 whole day for chemistry combined science is it possible to get a good grade

Which type of bonding is present when valence electrons move within the sample?

What is the mass of one mole of an element that has aan atomic mass of 6.94?

If the same amount of heat is supplied to samples of 10.0 g each of aluminum, iron, and copper all at 15.0 °c, which sample would reach the highest temperature

Examining a corpse, you find many second instars and a few third instars on the body and moving away from it You find no pupae in the ground within 10 m of the corpse. The average ambient temperature over the past month was 70°F (21.

Apakah yang perlu dilakukan jika jari anda terluka terkena serpihan kaca? sains t4 (kssm)

Oceans make the temperaturs of nearby land more extreme ... True or false

In a chemical reaction, atoms are created/rearranged. The atom are joined together in the same/different arrangements after the reaction. The total number of each type of atom is greater/less/The same after the reaction.

Is dry ice subliming, endothermic or exothermic?

An atom that gains or loses an electron has a net electric charge and is called a/n A. ion. B. electron. C. proton. D. neutron.

Write the name of the following compound NH^3