Danielle's phone shows that it's 5:49 when she's in the restroom before she accidentally leaves it there, but when Maya finds the phone, presumably hours later (approx. 30mins later movie time), it says 5:23.
All mirrors must be covered during the Shiva period. In the bathroom it's uncovered.
It is a custom not to remove anything from the Shiva house during the week of Shiva. Food should not have been removed by Mrs. Bronstein.