Fe2O3 + 3C → 2Fe + 3CO :)
Answer:
B.
Explanation:
pH = 5.1 has an acid
A. H2O(L) - neutral
B. HC2H3O2(AQ) - acid pH<7
C. Ca(OH)2(AQ) - base pH>7
D. NH3(AQ)- base pH>7
Answer: he shot tiny alpha particles throug a piece of gold foil.
Explanation:
I suggest you to go with C !! it is absolutely wrong sentence !!
increasing the gas particles will increase the collision between them so !!
your answer is C !!
Answer:
Explanation:
The specific heat of a substance is the amount of heat required to the raise the temperature of a unit mass of substance by 1°C.
This physical quantity is usually determined in the laboratory. It is an intensive property of substances and a constant for pure samples of material.
Specific heat for the steel wire 0.82J/g°C
specific heat for the steel wire 0.47J/g°C
specific heat for the lead pellets 0.25J/g°C