The Mayor shall, in addition to any powers and duties otherwise provided or required of him by law, have powers and duties as follows:
(1) He shall be the ceremonial head and chief officer of the city;
(2) He shall be the presiding officer of the Council;
(3) He shall have all the powers and duties of a Councilman, including the power and duty to vote, but shall not possess the veto power;
(4) He shall give the Council information concerning matters pertaining to the legislative and policy functions of the Council and give his recommendations thereon;
(5) He shall, in emergencies, have the powers conferred by law upon peace officers and shall exercise such powers to correlate the work of the city's officers and departments to prevent disorder, to preserve the public peace and health, and to provide for the safety of persons and property;
(6) He shall execute or authenticate by his signature such instruments of the city as the Council, this Charter, or any state or federal law may require; and
(7) He shall make appointments of members of committees, and boards of the city which are authorized by law or direction of the Council.