What happen when piece of sodium is exposed in air?
Answer:
It creates sodium bicarbonate.
Explanation:
Answer: In ordinary air, sodium metal reacts to form a sodium hydroxide film, which can rapidly absorb carbon dioxide from the air, forming sodium bicarbonate. ... In a comparatively dry atmosphere, sodium burns quietly, giving off a dense white caustic smoke, which can cause choking and coughing
Explanation:
Italy and Niger have opposite population demographics: Italy has an aging population with a high life expectancy, and Niger has a very young population with a low life expectancy. true or false
Answer:
True
Explanation:
It is true that Italy has an aging population with a high life expectancy compared to Niger with a young population and a low life expectancy.
Italy is an European country and typically has a higher life expectancy than most African countries. Niger is located in West Africa and it sits in a part of the Sahara desert. It has a low life expectancy and one of the highest birth rates in the world. Niger has a fertility rate of 7 children per women and it is the highest in the world. With such figure comes a lower life expectancy and higher child mortality rate. Italy has a birth rate of 2 children per women and it ranks one of the lowest in the world.If on a warm day in late october the air temperature drops 20 degrees and a rare fall thundstorm takes place which event is more likely to take place
Answer:
A stationary front
Explanation:
read it better
You can look at the weather and explain yourself Please look at picture.
Answer:
how do they expect you to just predict that? your not a weather man
Explanation:
Russia number one???!!!!
-Russia number one!!!!!!!!
Russians are better than Ameicans
what impact do the amounts of energy, water, and oxegyn have on an ecosystem ?
Answer:
it impacts the economy because if there is low oxygen or water, organisms will stat to de. If they die, there will be less offspring and they may get close to extinction.
Explanation:
the work done by effort is called
Answer:
Work done by effort is called hard work.
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Name the geographer that considered man as a destructive agent
Though Christopher Columbus was the most famous, Spanish exploration of the Americas began long before he arrived.
Please select the best answer from the choices provided
T
F
HELP FAST
Answer:
F:False/Falso
Explanation:
Christopher Columbus was the first person to find out about the "new world" even thought there was already Native American living there.
Answer:
false is the answer mate
Explanation: