What are the reactants of a neutralization reaction? metal and nonmetal water and salt two ionic compounds acid and base

What structural formula represents 4 electrons shared between two atoms?

Which property is expressed in distance units? o a. period o b. wavelength o c. speed o d. frequency

A75-hp (shaft output) motor that has an efficiency of 91.0 percent is worn out and is to be replaced by a high-efficiency motor that has an efficiency of 95.4 percent. the motor operates 4368 hours a year at a load factor of 0.75. taking the cost of electricity to be $0.12/kwh, determine the amount of energy and money saved as a result of installing the high-efficiency motor instead of the standard motor. also, determine the simple payback period if the pu