The shade or pigment of a mineral is known as Luster
Hardness
Density
Streak
O Color

Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from

Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore

Imagine that twenty i.u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?