<span>Firstly, you'll need to convert the grams into number of mols. Since no. of mol = mass/molecular weight3.55/39.1 = 0.09079 mol because 1 mol of potassium ...</span><span>
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Answer:
If θ is the angle between two vectors u and v, then cosθ = (u·v
Step-by-step explanation:
Answer:
I think it’s either the first one or last.
Step-by-step explanation:
Answer: C.1:5
Step-by-step explanation: I cant remember but I think that's what it is
Answer:
PEMDAS.
parenthesis first, then exponents, next would be mutiplication/division, then lastple add/subtract.
Step-by-step explanation:
first would be 15-7, then the 3^2, etc
