Calculate heat gained or lost for the reaction of 42.8 g of carbon with excess SO2(g) according to the reaction shown below. Is the reaction endothermic or exothermic?           5C (s) + 2 SO2(g) –> CS2 (l) + 4CO (g)      ΔH°= 239.9 kJ

You have responded for an injured person at an address you know to be a motorcycle clubhouse. Your patient was attacked by another party with a broken beer bottle. Your patient has a large laceration on her neck with moderate bleeding. Which   dressing material is most important in caring for this patient? _______

Let u=3,2,2 and v =1,-2,1{“version”:”1.1″,”math”:”u=3,2,2 and v =1,-2,1″}.   Find the angle between u and v.

Evaluate limx→0126xsin-13x{“version”:”1.1″,”math”:”limx→0126xsin-13x”}

The blood flowing to the heart best describes: _______

Describe the domain of the function f(x,y,z)=y+xz+2{“version”:”1.1″,”math”:”f(x,y,z)=y+xz+2″}.

Which of the following is an equation of the plane tangent to the surface z=x2+3y2{“version”:”1.1″,”math”:”z=x2+3y2″} at the point (3,1,12)?

What is the shape of the surface z=x2+3y2{“version”:”1.1″,”math”:”z=x2+3y2″}  ?

A projectile is launched from a height of 10 feet above level ground, with an initial speed of 40 feet per second at an angle of elevation 45°{“version”:”1.1″,”math”:”45°”}.  Find the horizontal distance traveled by the object.

Identify the extrema of the function f(x,y,z)=xyz{“version”:”1.1″,”math”:”f(x,y,z)=xyz”} with constraint 2x+y+4z=12{“version”:”1.1″,”math”:”2x+y+4z=12″} and x>0,y>0,z>0{“version”:”1.1″,”math”:”x>0,y>0,z>0″}.   (At least one extreme point exists.)  Justify how you know the point is maximum or minimum. a.  Do not use Lagrange multipliers b.  Use Lagrange multipliers