関連ワード:
is krypton an element compound or mixture is krypton an element compound mixture or none is ammonia an element compound or mixture is wood an element compound or mixture is dry ice an element compound or mixture is bismuth an element compound or mixture is ammonia an element compound or mixture give a reason for your answer is krypton k an element compound or mixture is krypton acid an element compound or mixture is wood an element compound mixture or none
