1. An aqueous solution of potassium permanganate was reacted in an acidic solution of sodium bromide and an orange-brown substance was formed.

Need the redox reaction

Yes, endothermic means it turns cold. and some chemical changes include change of tempature.

Bthe s the

The answer is not c

Aseasonal prevailing wind in the region of south and southeast asia, blowing from the southwest between may and september and bringing rain (the wet monsoon ), or from the northeast between october and april (the dry monsoon ).