59. complete and balance each gas-evolution equation. missed this? read section 5.8; watch kcv 5.5 a. hbr(aq) + nis(s) ¡ b. nh4i(aq) + naoh(aq) ¡ c. hbr(aq) + na2s(aq) ¡ d. hclo4(aq) + li2co3(aq) ¡ tro, nivaldo j.. chemistry (p. 206). pearson education. kindle edition.

Answer :

Balanced chemical reaction : It is defined as the number of atoms of individual elements present on reactant side must be equal to the product side.

Double-displacement reaction : It is defined as the reaction in which the cation of two reactants molecule exchange their places to give two different products.

(a) The balanced chemical reaction will be:

(b) The balanced chemical reaction will be:

(c) The balanced chemical reaction will be:

(d) The balanced chemical reaction will be:

the ozone layer acts as a filter for the shorter wavelength and highly hazardous ultraviolet radiation (uvr) from the sun, protecting life on earth from its potentially harmful effects. when the sky is clear, there is an inverse relationship between stratospheric ozone and solar uvr measured at the earth's surface.