Which half-reaction correctly represents reduction?
1. ag→ag⁺+e⁻
2.f₂→ 2f⁻ + 2e⁻
3.au³⁺3e⁻→ au
4.fe²⁺+e⁻→ fe³⁺

Type the correct answer in each box. use = 3.14 and if necessary, round your answers to the nearest hundredth. the area of the largest cross section of a sphere and the circumference of the sphere are in the ratio 4: 1. cm. the area of the largest cross section is about the radius of the sphere is cm. the circumference of the sphere is about cm2. the volume of the sphere is about cm?

Environmental science jobs are expected to grow by how much between now and 2016? a) 5% b) 15% c) 25% d) 100%

Which of the following is a reason to approach smaller banks for a business loan? question options: their criteria for approving a loan are much less stringent than those for larger banks. they emphasize personal relationships and may give more weight to personal attributes. they have lower fees. they grant larger loans.