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Which substances are bases? Check all that apply.

1. NaOH
2. KOH
3. H3BO3
4. NaCl
5.Ca(OH)2
6. Fe2O3

User JPark
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2 Answers

2 votes

Answer:

NaOH , KOH, and Ca(OH)2 are the answers

Step-by-step explanation:

User Ankur Verma
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4 votes

Answer:

1 2 and 5

Step-by-step explanation:

User Alexander Huang
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