Anyone here???
i m sad and boare
and can make my mood happy

Ariver current has a velocity of 5km/h relative to the shore, and a boat moves in the same direction as the current at 5 km/h relative to the river. how can the velocity of the boat relative to the shore be calculated?

Need , hurry pls create a superhero out of the element iron, what are its powers and his sidekick ( an element that works well with iron). how was the superhero made and who discovered him

Is the following chemical equation balanced? agno3 + nacl 4agcl + nano3 yes no