Which chemical equation is correctly balanced? 2 KCl - 2 K+ Cl2
2 NaCl - Na + Cl2
Ny+ H2 - NH
H₂ + O₂ - H₂O

If you answer right ill give brainliest, : )

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10

Angela took a general public aptitude test and scored in the 88th percentile for aptitude in accounting. what percentage of the scores were at or below her score?