a 40 gram substance loses 5,000 joules of energy and drops from 50 degrees C to 35 degrees C. What is the value of change of heat?​

Working with si (metric) units for each of the following commonly used measurements, indicate its symbol. liter gram milliliter kilogram meter centigram milligram centimeter kilometer second millimeter milliseconds

What is the mass of naoh that would have to be added to 500 ml of a solution of 0.20 m acetic acid in order to achieve a ph of 5.0?

List and describe the neurological effects of the vocs and other air pollutants,as described by dr.theo colborn