Chemistry Practice Questions - Page 170

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• naf(s) + heat ⇌ na⁺(aq) + f⁻(aq)\nwhat happens when sodium ions (na⁺) are added?\nthe reaction shift...

• which type of elements tend to form cations?\nmetals\nnon - metals\nmetalloids

• 15. which of the following chemical equations is balanced?\n\na. 2na + s → 2nas\n\nb. 2nacl + h₂so₄ ...

• copper metal (cu) reacts with silver nitrate (agno₃) in aqueous solution to form ag and cu(no₃)₂. th...

• 10. how many moles of iron (fe) is 5.98 x 10^24 atoms of iron?\n11. what mass of molybdenum (mo) is ...

• the following balanced equation shows the formation of ammonia. n₂ + 3h₂ → 2nh₃ how many moles of ni...

• a sample of sodium hydroxide (naoh) has a mass of 160.0 g. the molar mass of naoh is 40.00 g/mol. ho...

• 1. explain why matter must not be allowed to enter or leave a system if the system is to maintain ch...

• what is a base used in deodorants?\nsorbitol\ncarrageenan\nmagnesium hydroxide\nsodium lauryl sulfat...

• consider this reaction: koh + hbr → kbr + h₂o\nwhich is the acid in this reaction?\nkoh\nhbr\nkbr\nh...

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