Using the formula V1D1=V2D2, find the final dilution of the following (remember that D1=1): 4.0ml of a sample is transferred to 12.0ml of diluent
What will be an ideal response?
2.5x10^-1
You might also like to view...
For what purpose would a microbial ecologist use a microsensor?
A) to determine the concentration of cells in small increments in a sediment or water column B) to determine the expression of a particular gene in a microbial community C) to quantify the uptake of a radioactive material D) to determine the concentration of O2, N2O, or other chemical species in small increments in a sediment or water column
A particular fish has an internal salinity of 17 parts per thousand. It is in a freshwater river with a salinity of 0 parts per thousand. The fish is in a hypertonic environment
Indicate whether the statement is true or false
Teosinte is a wild grass in Mexico from which corn (maize) was originally domesticated. How might corn that is grown commercially compare to teosinte?
A) Corn is less genetically diverse than teosinte. B) Corn is more genetically diverse than teosinte. C) Corn is a threat to teosinte populations. D) Corn is about as genetically diverse as teosinte.
The ________ of a mitochondrion is/are an adaptation that increases the surface area and enhances a mitochondrion's ability to produce ATP
A) stroma B) intermembrane space C) cristae D) matrix