The H^- Ion Is Very Important in Protostars Because It

question 35

Multiple Choice

The H^- ion is very important in protostars because it:

• A) reacts with oxygen to produce water
• B) undergoes fusion and produces energy
• C) helps make the protostars denser
• D) acts as a temperature regulator
• E) reduces angular momentum

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Definitions:

Fixed Costs

Expenses that do not change with the level of goods or services produced by a business, such as rent, salaries, or insurance premiums.

Break-Even Quantity

The amount you need to sell to at least break even (make zero profit). The formula (assuming that you can sell all you want at price and with constant marginal cost) is Q = F/(P - MC), where F is fixed costs, P is price, and MC is marginal cost.

Zero Profits

Zero profits, or normal profit, occur when a company's total revenues exactly match total costs, leaving no net profit or loss.

Net Present Value

A financial metric that calculates the difference between the present value of cash inflows and outflows over a period of time.