Which of the following represents the correct neutralization reaction of hydrobromic acid and calcium hydroxide? (2 points)

Question 4 options:

1)

HBr + Ca(OH) 2 yields CaBr2 + H2O

2)

HBr + CaOH yields CaH + BrO

3)

2 HBr + Ca(OH) 2 yields CaBr2 + 2 H2O

4)

HBr + Ca(OH) 2 yields CaH2 + Br2O

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.