A chemistry student needs 10.0 g of 1-bromobutane for an experiment. She has available 1.2 kg of a 18.8% w/w solution of l-bromobutane in ethanol, Calculate the mass of solution the student should use in terms of grams (g). If there's not enough solution, press the "No solution" button.
Round your answer to 3 significant digits.

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

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li

How far is the region from the equator or control climate