A scientist found an igneous rock that contained pyroxene and plagioclase. What would best help the scientist to correctly classify the rock? A. Identifying the rock as either intrusive or extrusive

B. Observing the color of the rock based on minerals

C. Knowing the additional minerals found in the rock

D. Determining the amount of pyroxene in the rock

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.

What are two ways that harvesting algae from the ocean may benefit human society? how might the harvest of algae negatively impact the ocean communities where that algae grows? how could this be prevented?

Membrane vesicles containing an internal sodium chloride (nacl) concentration of 0.14 m are placed into separate beakers each containing a different solution. the first beaker contains 0.14 m sucrose, while the second beaker contains 0.14 m calcium chloride (cacl2). the temperature is 25°c. what is the solute potential inside the vesicles, expressed in units of mpa?