Which of the following can be used to detect the presence of an acid? A. All of the answers are correct
B. blue litmus paper
C, a red cabbage solution
D. an indicator

im pretty sure its b

Explanation:

explanation:

venn diagram is pictorial representation with of circles showing the relation between two finite sets or things. the intersection part of two circles conveys the relation present in between those sets or things.

here in the venn diagram of sand and salt two circles represent sand and salt. but the area falling under the intersection of these circle represents the mixture of sand and salt.

so, in a venn diagram the mixture will be placed in a middle that is in between the intersection of two circles.

the answer for sodium is 0.186

the answer for rubidium is 0.251