Which of the following best describe the parts of the volcano? a .mountain or hill
B. are openings in the earth surface
c. are found only on land D. composed of caldera, vent and crater​

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?

Choose all the answers that apply. fluorine (f) has an atomic number of 9 and an atomic weight of 18.99. fluorine has a. 9 protons b. 10 neutrons c. 18 electrons d. an atomic mass of 19 e. at least one isotope

Iron (fe) reacts with copper sulfate (cuso4) to form iron (ii) sulfate. in this reaction, cu2+ gains electrons to form cu. which statement is true about this reaction? fe(s) + cuso4(aq) → feso4(aq) + cu(s)