What is the shape around Br in perbromate (BrO4-)?

Which of the following are among the treatment options for the patient with myasthenia gravis?1. Pyridostigmine (Mestinon®) 2. Plasmapheresis3. Thymectomy4. Mechanical ventilation

Select the name of Sc3+.

A reaction is performed in a calorimeter. If the temperature of the calorimeter increases the reaction is [increases]. If the temperature of the calorimeter decreases the reaction is [decreases].

Which of the following are current ventilatory strategies in the treatment of ARDS?1. Prolonged expiration times2. Pressure support3. Inverse I:E ratio ventilation4. Oscillator

Netflix, Inc. has a beta of 2.0.  If the market return is expected to be 10% and the risk-free rate is 4%, Netflix’s required return is 16%.  True or False?

How many moles are in 67 g Nd(NO3)3? Answer in mol. Do not type units. Do not use scientific notation.

For the following titration curve, 25 mL of a polyprotic acid was titrated with a known concentration of base: Fill in either EQ for Equivalence Point or ½ EQ for the half-equivalence point in the boxes (A-D) provided. If the base concentration is 0.175M, what is the acid concentration?     

What is the oxidation number of P in PF6-? Note the charge is -1. it is a little hard to see. Answer numerically.

Hawaiian Electric’s preferred stock pays an annual dividend of $2 per share.  The preferred stock is trading at $40 per share.  Calculate the Hawaiian Electric’s cost of preferred stock.  Enter your answer expressed as a percentage but do not enter the percent sign in your answer.  For example, if you answer is 4.45%, then enter 4.45.