Atoms of arsenic (As) are often added to silicon (Si) in a process called doping to change the conductivity of the silicon. how does the addition of arsenic change the conductivity of silicon.

Acompound is found to contain 6.1% hydrogen and 93.9% oxygen. find it’s empirical formula.

Schrodinger and heisenberg developed an alternate theory about atomic nature that contradicted some of bohr's model of the atom. how do changes resulting from new technology and evidence affect the reputation of the atomic theory?

Which of these conditions most likely produces an unstable isotope?