11. change from gas to liquid
12. slower
13. increased
14. smaller
thenks and pls mark me brainliest :))
Answer:
Neutralisation
Explanation:
no. mole of HCl=8g/1+35.5
=X
2 moles of HCl react with 1 mole of Ca
X/2=mass of Ca/40
you will get the answer
Explanation:
protons, neutrons and electrons
<span>Nickel
is an element with a mass number of 58.6934 u <u>+</u> 0.0002 u.
It has a symbol of Ni and an atomic number of 28. Nickels are usually used to
make US coins because it is a silvery-while metal. It was Axel Fredrik
Cronstedt who were said to discover Nickel in year 1751. The melting point is
Nickel is 2 651 degree F or equals to 1 455 degree C. It is also said to be
hard and ductile.</span><span>
</span>
