2)
substance specific heat (j kg-1 k-1)
aluminum 900
copper 390
brass 380
silver 230
platinum 130

how many joules of heat would be required to heat 0.5 kg of aluminum by 2k?
a) 300 j
b) 450 j
c) 900 j
d) 1800 j

25) a student takes four samples of a white crystalline solid and places each in a well plate. on top of each sample, she carefully places 20 drops of clear mystery liquids a, b, c and d. her results for each well are: liquid a: the solid dissolves quickly. liquid b: the solid appears unchanged. liquid c: a brownish colored liquid is produced. liquid d: fizzing occurs and the well becomes warmer. in which well does a physical change occur?

How does a lytic infection differ from a lysogenic infection?

Why is it incorrect to say that mitochondria function only as energy factories with cell