0.19g of metal Y reacted with dilute HCl forming ionY²± and evolving 180cm³ of Hydrogen at S. T.P. calculate the relative atomic mass of Y (molar volume of gas at S. T.P is 22.4dm³)​

african americans demonstrated their newly found freedom by relocating often in search of relatives whom they had been separated from during slavery. others established schools to educate freed people and they built institutions such as churches and political organizations to advocate for their rights.

answer: e.   sour taste

explanation: acids are those substances which dissociates in water to give ions. as they dissociate to give ions, they act as electrolytes and thus are electrically conductive. acids are sour in taste. example: hcl

bases are those substances which dissociates in water to give ions or accepts ions. as they dissociate to give ions, they act as electrolytes and thus are electrically conductive. bases are bitter in taste. bases are slippery in nature.

i think is conclusions.i think so