Answer:
felt that.__________
lol
Explanation:
Carbonic acid ---> water + carbon dioxide
so it's the second option
Answer: 1and 4
Explanation: iron is an element not an alloy. An ionic lattice is not bonded covalently.
gives shape and support to the body
mass = 6.9 kg = 6900 g
volune= 722 cm3
density= mass/volume
density= 6900/722
= 9.55 g/ cm3