Which transformations are needed to change the parent cosine function to y = 3 cosine (10 (x minus pi))? vertical compression of 3, horizontal stretch to a period of 5 pi, phase shift of pi units to the left vertical stretch of 3, horizontal compression to a period of StartFraction pi Over 5 EndFraction, phase shift of Pi units to the right vertical compression of 3, horizontal stretch to a period of 10p, phase shift of Pi units to the right vertical stretch of 3, horizontal compression to a period of StartFraction pi Over 5 EndFraction, phase shift of Pi units to the left

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

If you burn 10 kilograms of wood in a fire (combustion) what is the weight of the products after the fire has finished burning the wood?

7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation. 8. when a 2.5 mol of sugar (c12h22o11) are added to a certain amount of water the boiling point is raised by 1 celsius degree. if 2.5 mol of aluminum nitrate is added to the same amount of water, by how much will the boiling point be changed? show all calculations leading to your answer or use 3 – 4 sentences to explain your answer. 9. if 5.40 kcal of heat is added to 1.00 kg of water at 100⁰c, how much steam at 100⁰c is produced? show all calculations leading to an answer. 10. the freezing of water at 0⁰c can be represented as follows: h2o (l) ↔ h2o(s) the density of liquid water is 1.00 g/cm3. the density of ice is 0.92 g/cm3. in 3 – 4 sentences explain why applying pressure causes ice to melt.