What are the problems/challenges encountered by nanay caring in her business.

Certain gases in air are important natural resources that are used in welding. two of these gases are a. oxygen and argon b. hydrogen and fluorine c. chlorine and sulfur dioxide d. nitrogen and carbon dioxide

Many students are as or more stressed out than their adult parents/guardians. do you believe this is true or not? use evidence from the article to answer this question is claim-evidence-reasoning format.

At work claire has a deadline that is rapidly approaching. as she works, she finds that she is doing more work in a shorter amount of time than usual. she thinks mor quickly, and her senses and memory are sharper. what is responsible for claire working more effectively?