Creado por tarneen gura
hace más de 4 años
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Pregunta | Respuesta |
what is litmus indicator used for? | it is used to find out if a liquid is acidic, alkali or neutral. |
do acidic substances usually turn red, orange green or violet? | they usually turn red |
do neutral substances usually turn red, orange green or violet? | they usualy turn green |
what is the ph of water | the ph of water is 7 |
what is the ph of vinegar | 2.5 |
are acids corrosive | yes |
is toothpaste acidic | no it is alkali |
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