When potassium chromate, k2cro4 is dissolved in water, what ions are produced?

Remote sensing of the earth's surface and atmosphere may involve the use of what type of instruments?

Luminous objects such as flashlights emit light that we can see. how do we see an object that isn’t luminous? a. the object emits light that reaches our eyes. b. light reflects off the object and reaches our eyes. c. light passes through the object uninterrupted. d. light is fully absorbed by the object. e. we can’t see an object that isn’t luminous.

What term refers to the initial training given to all new employees?