For each of these ions identify the central atom, xx. Arrange your answers in order increasing nn.

How many liters of 60% alcohol solution should be added to 40 liters of a 20% alcohol solution to make a 50% solution?

What does a triple-beam balance require the user to do? add the numbers from the three sliders to determine the mass of an object multiply the numbers from the three sliders to determine the mass of an object add the numbers from the three sliders to determine the volume of an object multiply the numbers from the three sliders to determine the volume of an object

Across 2. 9 words 3. 5 words 5. 8 words 6. 8 words 8. 9 words 9. 10 words 10. 5 words13. 10 words15. 10 wordsdown 1. 5 words 3. 13 words 4. 5 words7. 4 words11. 13 words12. 6 words 14. 6 words