Emily and Jack are working on their chemistry homework together. Jack explains to Emily that when element "B" reacts, it will gain one electron and become negative since
electrons are negative. Emily asks if this same element can become negative by taking
away a proton. If you were Jack, what would you explain to Emily?

The chart shows the bid provided by four contractors to complete a job. which contractor is the most cost-effective?

(04.05 hc) analyze the given diagram of the carbon cycle below. part 1: which compound does c represent? part 2: name a process that could release this compound into the air. part 3: explain how the elements that form it are conserved during the carbon cycle. use complete sentences to explain your answer. justify how this compound was created from a recycling of carbon in the carbon cycle. use complete sentences to explain your answer.

If 10.5 l of a at 0.98to 1.50 , is ?