Answer:
C
Explanation:
Because how would you know what the reaction rate is and how it is affected by the concentrations
Answer:
Explanation:
The properties of covalent bonds are:
1. Low boiling points and melting points.
2. Various colors.
3. Poor conductors of heat and electricity.
4. Brittle solids.
Answer:
HCl
Explanation:
Phosgene (COCl₂) on reaction with moisture in lungs converts into Carbon dioxide and hydrochloric acid.
COCl₂ + 2 H₂O → CO₂ + 2 HCl
The HCl produced in lungs causes problems. It reacts with alveoli proteins resulting in suffocation, coughing, eyes and throat irritation and difficulty in breathing.
The molar mass of nitrogen is 14.0067amu or just 14amu.