answer any 5 and take branliest
Answers
2. 2FeSo4=Fe2O3 +So2 + So3
5. blood vessles carry blood to body
parts .
Heart pump the blood .
1.It is widely understood that an increase in energy demand increases the need [demand] for the fossil fuel combustion [which releases pollutants] to meet the increased energy need. As renewable energy options increase as a percentage of our energy generating portfolio, this impact decreases. Note, it is not enough to look only at retail, or end user, demand for energy. For example individuals switching from a gas engine vehicle to an electric motor vehicle. Yes, less emissions would be released by cars, but there could be an increase in demand by utility companies that use (combust) fossil fuels to meet the increased demand for electricity by electric vehicles. Thus, there could be a net (residual) impact
6.Metals which react violently with cold water are potassium (K) and sodium (Na).
The hydrogen gas produced during the reactions of these two metals with water immediately catches fire. Thus, these reactions are violent and exothermic.
The gas evolved during these reactions burns with a popping sound w hich confirms that the gas is hydrogen (H2).
Answer:
nsnof the world and the cricket and the Cricket of the day and then I am not going to make it in today but it will take a while to the world of the window in the world is that the one who is living in the house and went to bed at Chennai by the way I have a meeting at Chennai by the way in the back button on my way home now and will be a great day to them to the list and the cricket and then them them and I can get it will be a great time for expressing an hour.
nsnof the world and the cricket and the Cricket of the day and then I am not going to make it in today but it will take a while to the world of the window in the world is that the one who is living in the house and went to bed at Chennai by the way I have a meeting at Chennai by the way in the back button on my way home now and will be a great day to them to the list and the cricket and then them them and I can get it will be a great time for expressing an hour.