(Timed) What part of an atom involved in a chemical reaction?
A. proton
B. neutron
C. nucleus
D. electron

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true

Count the number of each type of atom in the equation below, and then balance the equation. write in the numbers of atoms and coefficients. add a 1 if there should be no coefficient. cs2(l) + o2(g) → co2(g) + so2(g) c [ ] s [ ] o > c [ ] s [ ] o [ ] cs2(l) + [ ] o2(g) > [ ] co2(g) + [ ] so2(g)

Write a balanced equation showing the formation of copper (ii) nitrite from its elements