The first law of thermodynamics states that δe=q-w. how is this also a statement of the principle of conservation of energy?

a. the work that is done by the piston is transformed into heat and a change in internal energy

b. a change in internal energy causes work to be done and heat to flow into the system

c. the heat that flows into the system is transformed into work and a change in internal energy

d. the energy that flows into the system is transformed into heat and work

Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.

What is the main purpose of patent attorneys? defend the company against legal claims manage financial investments invent new products protect rights to new products and processes

What material does not melt at any temperature