A glass of table wine contains: 5% alcohol
7% alcohol
12% alcohol
17% alcohol

Which statement describes evidence of a chemical reaction? a) ice melting eliminate b) water boiling c) lighting a match d) grape juice freezing

Δu of , in kj/kg, as it isto k, (a)as a of , (b) at , (c) at .

Ascientist conducted an experiment and discovered that certain plants grow faster when given a particular amount of fertilizer. anouther scientist conducted the same experiment and got similar results. which concept does this best illustrate? a) repetition b) replication c) precision d) validity