[Белый шум]

if( $(".acc-place").accordion("option", "active") === false ) {
    $( ".mob-acc-place" ).accordion( "option", {active:false} );
} else {
    $( ".mob-acc-place" ).accordion( "option", {active:0} );
    $(".acc-place").css("display", "block");
}

https://jsfiddle.net/psejsz2k/