hoà tan hoàn toàn 13,7 gam kim loại A chưa rõ hoá trị bằng 500ml HCL 1M. Sau phản ứng thu được 2,24 lít H2 ở ĐKTC và dung dịch X. Tìm tên của kim loại và nồng độ mol của các chất trong dung dịch X

organisms are more likely to be more preserved in mud than sand because mud is moist and wet, while sand is very dry.

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.