# Aballoon contains 12.88 g of nnitrogene gas (n2). how many nitrogene molecules are in the balloon?

###### Question:

Aballoon contains 12.88 g of nnitrogene gas (n2). how many nitrogene molecules are in the balloon?

### ChooseA hegartymathsRatio, proportion & rates of change > Ratio > 334 - Share in a given ratio 3 > Quiz1 >25

Choose A hegartymaths Ratio, proportion & rates of change > Ratio > 334 - Share in a given ratio 3 > Quiz 1 > 2 5 > Do not use a 1 of 5 Od Get help © Richard and Stephen win some money and share it in the ratio 2:1. Richard gets £12 more than Stephen. How much did Stephen get? ...

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### For hydrogen, what is the wavelength of the photon emitted when an electron drops from a 4d orbital to a 2p orbital in a hydrogen

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Cully furniture buys two products for resale: big shelves (b) and medium shelves (m). each big shelf costs $500 and requires 100 cubic feet of storage space, and each medium shelf costs$300 and requires 90 cubic feet of storage space. the company has $75,000 to invest in shelves this week, and the... 6 answers ### At-shirt shop charges$15 for an adult shirt and $12 for a youth shirt. the total charge for a shirt order was$489. which

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### 6,000 miles in 3 hours miles per hour

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