SMI Criteria 2 Demonstrate the ability to use appropriate discipline-specific observational, quantitative, or technological methods to test hypotheses and determine their potential validity.   4.  You stir together 15 mL of vegetable oil and 15 mL of vinegar (aqueous acetic acid solution) in a beaker and then allow the mixture to sit for thirty minutes. The density of vinegar is 1.0492 g/mL and density of vegetable oil is 0.8508 g/mL. Which 50 mL beaker’s diagram and label shows what you observe at the end of thirty minutes?   Questioin 6 pictures.jpg

Risk estimation is defined as Expressing

Which vessel carries deoxygenated blood from the fetus to the placenta?

When a patient donates a unit of blood for their own surgery is called the donor is called a(n) 

Why did the rescue team decide not to wait any longer to try to rescue the Wild Boars?

What can we guess about the rescue process from paragraphs D and E?

A sperm contains ____________ chromosomes, and a spermatogonium contains ____________ chromosomes.

5.  A ring is claimed to be made of platinum. The mass of the ring is measured as 5.847 g, and itcreates a water displacement of 0.556 cm3. What is the density of the ring and is the ring really made ofplatinum? (Density Pt = 21.4 g/cm3)

Which structure releases an egg during ovulation?

11. A balloon of helium whose volume is 2.20 L at 25°C (298K) is cooled by pouring liquid N2 over it. The final temperature of the balloon is -196°C (77K). What is the final volume in L?