How does the diffraction pattern change when the additional 'dot' is different than the rest of the cell, and placed in the middle of the cell? (x-ray diffraction)

Sarah wants to know where in her garden chamomile would grow the best. she thinks chamomile will grow best in the corner of the garden that gets the most sunlight. to test her hypothesis, she decides to plant several groups of chamomile in her garden as an experiment. which of the following variables will sarah need to measure to know which group of plants grew best? a. the location of the plants b. the type of plants c. the height of the plants d. the amount of water she gives the plants

What best discribes the relationship between wavelength and frequency in a electromagnetic wave

To find the enthalpy of a reaction in the lab, you measured the of the reactants and the change during the reaction.