Can my mother now apply for medicaid to pay nursing home expenses?

Normally, yes, that would be the case. As Mr. Leroi says, I'd have the Trust reviewed to ensure compliance. Best of luck.

Can i sue the PR,my brother for embezzleing 40k from the trust funds and spent it on himself?

Assuming you are an heir/beneficiary of your mother's estate, you would likely have a claim. I'd recommend speaking with an attorney not only about...

Who pays taxes on irrevocable trust?

Comprehensive answer by Mr. Phillips. I agree with his assessment.

How would I go about getting signed over guardianship from my mother to one of my friends?

I agree with Mr. Leroi. Find an attorney to have guardianship/conservatorship papers drawn up. See the find a lawyer link above.

My brother, a Calif. attorney administers our mother's estate income. He has failed to send me monthly checks for about 8 months

As the Trustee he does have fiduciary duties. If it's true that he is in in fact overreaching as you say he could potentially be removed. As...

My husband and I had a family trust created in AZ. We now reside in CO. Do we need to redo the trust?

It's likely valid here in Colorado. If you want to be sure, our firm could review it for you or provide you with references of other estate...

How do I get paternity set for my brothers child when my brother is deceased?

I agree with Mr. Leroi. The presumption would be that your brother is/was the father. Short of exhuming your brother, your options are very limited...

How can I change parent appointed guardianship to court appointed guardianship?

As mentioned above, she can revoke at will. I'd recommend calling social services as mentioned above and/or speaking with a guardianship attorney....

I'd recommend talking with a probate attorney as soon as possible.

As mentioned above, if he had any estate planning done, his choices will govern. Do you know whether he had a will or a trust? If so, do you have...