How do i "predict the colour change that would be observed if carbon dioxide gas were bubbled into a mixture of calcium oxide, bromothymol blue, and water."

Given that 1 mi = 1760 yd, determine what conver- sion factor is appropriate to convert 1849 yd to miles; to convert 2.781 mi to yards.

Freezing and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

Which of the following is the molecular formula for a simple sugar? a. cooh b. h2o c. oh d. c6h12o6