A student dissolves 73 g of sodium nitrate, NaNO3, in 100 mL of water and observes a clear, colorless solution. The student begins to add more sodium nitrate to the solution and it instantly becomes a cloudy,
heterogeneous mixture. The original solution the student prepared is best described as
unsaturated
saturated
immiscible.
supersaturated

Newtons second law deals most cosely with

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

Balance and in which category does it fit in? single or double displacement or synthesis or decomposition? (a) k2 o → k + o2 (b) na + i2 → nai (c) cu(no3 )2 + naoh → cu(oh)2 + nano3 (d) kclo3 → kcl + o2 (e) ca(no3 )2 + hbr → cabr2 + hno3 (f) sn(oh)2 → sno + h2 o (g) p4 + n2 o → p4 o6 + n2 (h) fe + al2 (so4 )3 → feso4 + al (i) alcl3 + na2 co3 → al2 (co3 )3 + nacl (j) c3 h6 + o2 → co2 + h2 o