Water chemistry is one of the most important engines of the aquarium and governs every factor within the aquarium that directly affects the health of fish and aquatic plants. What is the optimal pH range for most aquarium habitats?

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?

Which are forms of frozen water? check all that apply. dew frost hail rain sleet

Which activity is an innate behavior